Home / 157,762,553.10-236,643,829.65-72,827,897.10

Finding the Fourth Proportional to 157,762,553.10, 236,643,829.65 and 72,827,897.10

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Solution

The fourth proportional to 157,762,553.10, 236,643,829.65 and 72,827,897.10 is: 109,241,845.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,762,553.10 : 236,643,829.65 = 72,827,897.10 : x
  2. Step 2: Convert to fraction form
    157,762,553.10/236,643,829.65 = 72,827,897.10/x
  3. Step 3: Cross multiply
    157,762,553.10x = 236,643,829.65 × 72,827,897.10
  4. Step 4: Simplify right side
    157,762,553.10x = 17,234,272,475,100,128
  5. Step 5: Solve for x
    x = 17,234,272,475,100,128/157,762,553.10
  6. Step 6: Final answer
    x = 109,241,845.65

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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.