Home / 984,069,748.20-1,358,018,694.18-538,061,892.24

Finding the Fourth Proportional to 984,069,748.20, 1,358,018,694.18 and 538,061,892.24

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Solution

The fourth proportional to 984,069,748.20, 1,358,018,694.18 and 538,061,892.24 is: 742,526,746.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,069,748.20 : 1,358,018,694.18 = 538,061,892.24 : x
  2. Step 2: Convert to fraction form
    984,069,748.20/1,358,018,694.18 = 538,061,892.24/x
  3. Step 3: Cross multiply
    984,069,748.20x = 1,358,018,694.18 × 538,061,892.24
  4. Step 4: Simplify right side
    984,069,748.20x = 730,698,108,287,784,704
  5. Step 5: Solve for x
    x = 730,698,108,287,784,704/984,069,748.20
  6. Step 6: Final answer
    x = 742,526,746.32

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.