Home / 984,069,710.20-1,358,018,644.98-538,061,856.76

Finding the Fourth Proportional to 984,069,710.20, 1,358,018,644.98 and 538,061,856.76

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Solution

The fourth proportional to 984,069,710.20, 1,358,018,644.98 and 538,061,856.76 is: 742,526,699.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,069,710.20 : 1,358,018,644.98 = 538,061,856.76 : x
  2. Step 2: Convert to fraction form
    984,069,710.20/1,358,018,644.98 = 538,061,856.76/x
  3. Step 3: Cross multiply
    984,069,710.20x = 1,358,018,644.98 × 538,061,856.76
  4. Step 4: Simplify right side
    984,069,710.20x = 730,698,033,632,638,080
  5. Step 5: Solve for x
    x = 730,698,033,632,638,080/984,069,710.20
  6. Step 6: Final answer
    x = 742,526,699.13

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Double scale
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1.5x scale

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.