Home / 1,035,856,460.28-1,429,465,232.72-565,947,691.32

Finding the Fourth Proportional to 1,035,856,460.28, 1,429,465,232.72 and 565,947,691.32

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Solution

The fourth proportional to 1,035,856,460.28, 1,429,465,232.72 and 565,947,691.32 is: 780,998,699.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,856,460.28 : 1,429,465,232.72 = 565,947,691.32 : x
  2. Step 2: Convert to fraction form
    1,035,856,460.28/1,429,465,232.72 = 565,947,691.32/x
  3. Step 3: Cross multiply
    1,035,856,460.28x = 1,429,465,232.72 × 565,947,691.32
  4. Step 4: Simplify right side
    1,035,856,460.28x = 809,002,548,280,090,624
  5. Step 5: Solve for x
    x = 809,002,548,280,090,624/1,035,856,460.28
  6. Step 6: Final answer
    x = 780,998,699.44

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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.