Home / 57,946,752,016.80-86,920,128,025.20-48,648,660,280.80

Finding the Fourth Proportional to 57,946,752,016.80, 86,920,128,025.20 and 48,648,660,280.80

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Solution

The fourth proportional to 57,946,752,016.80, 86,920,128,025.20 and 48,648,660,280.80 is: 72,972,990,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,946,752,016.80 : 86,920,128,025.20 = 48,648,660,280.80 : x
  2. Step 2: Convert to fraction form
    57,946,752,016.80/86,920,128,025.20 = 48,648,660,280.80/x
  3. Step 3: Cross multiply
    57,946,752,016.80x = 86,920,128,025.20 × 48,648,660,280.80
  4. Step 4: Simplify right side
    57,946,752,016.80x = 4,228,547,779,861,598,437,376
  5. Step 5: Solve for x
    x = 4,228,547,779,861,598,437,376/57,946,752,016.80
  6. Step 6: Final answer
    x = 72,972,990,421.20

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Double scale
Find fourth proportional to 57,946,752,017.80, 86,920,128,026.70 and 48,648,660,281.80
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.