Home / 782,281,189,276.80-1,173,421,783,915.20-782,281,189,276.80

Finding the Fourth Proportional to 782,281,189,276.80, 1,173,421,783,915.20 and 782,281,189,276.80

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Solution

The fourth proportional to 782,281,189,276.80, 1,173,421,783,915.20 and 782,281,189,276.80 is: 1,173,421,783,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,281,189,276.80 : 1,173,421,783,915.20 = 782,281,189,276.80 : x
  2. Step 2: Convert to fraction form
    782,281,189,276.80/1,173,421,783,915.20 = 782,281,189,276.80/x
  3. Step 3: Cross multiply
    782,281,189,276.80x = 1,173,421,783,915.20 × 782,281,189,276.80
  4. Step 4: Simplify right side
    782,281,189,276.80x = 917,945,788,644,486,849,495,040
  5. Step 5: Solve for x
    x = 917,945,788,644,486,849,495,040/782,281,189,276.80
  6. Step 6: Final answer
    x = 1,173,421,783,915.20

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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.