Home / 315,534,761.32-473,352,997.02-97,185,031.24

Finding the Fourth Proportional to 315,534,761.32, 473,352,997.02 and 97,185,031.24

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Solution

The fourth proportional to 315,534,761.32, 473,352,997.02 and 97,185,031.24 is: 145,793,210.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,534,761.32 : 473,352,997.02 = 97,185,031.24 : x
  2. Step 2: Convert to fraction form
    315,534,761.32/473,352,997.02 = 97,185,031.24/x
  3. Step 3: Cross multiply
    315,534,761.32x = 473,352,997.02 × 97,185,031.24
  4. Step 4: Simplify right side
    315,534,761.32x = 46,002,825,802,936,320
  5. Step 5: Solve for x
    x = 46,002,825,802,936,320/315,534,761.32
  6. Step 6: Final answer
    x = 145,793,210.26

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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.