Home / 8,541,671,215.80-12,812,506,823.70-6,707,082,646.20

Finding the Fourth Proportional to 8,541,671,215.80, 12,812,506,823.70 and 6,707,082,646.20

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Solution

The fourth proportional to 8,541,671,215.80, 12,812,506,823.70 and 6,707,082,646.20 is: 10,060,623,969.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541,671,215.80 : 12,812,506,823.70 = 6,707,082,646.20 : x
  2. Step 2: Convert to fraction form
    8,541,671,215.80/12,812,506,823.70 = 6,707,082,646.20/x
  3. Step 3: Cross multiply
    8,541,671,215.80x = 12,812,506,823.70 × 6,707,082,646.20
  4. Step 4: Simplify right side
    8,541,671,215.80x = 85,934,542,171,557,363,712
  5. Step 5: Solve for x
    x = 85,934,542,171,557,363,712/8,541,671,215.80
  6. Step 6: Final answer
    x = 10,060,623,969.30

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Double scale
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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.