Home / 357,034,120.32-535,306,688.92-181,817,985.72

Finding the Fourth Proportional to 357,034,120.32, 535,306,688.92 and 181,817,985.72

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Solution

The fourth proportional to 357,034,120.32, 535,306,688.92 and 181,817,985.72 is: 272,602,472.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,034,120.32 : 535,306,688.92 = 181,817,985.72 : x
  2. Step 2: Convert to fraction form
    357,034,120.32/535,306,688.92 = 181,817,985.72/x
  3. Step 3: Cross multiply
    357,034,120.32x = 535,306,688.92 × 181,817,985.72
  4. Step 4: Simplify right side
    357,034,120.32x = 97,328,383,918,829,984
  5. Step 5: Solve for x
    x = 97,328,383,918,829,984/357,034,120.32
  6. Step 6: Final answer
    x = 272,602,472.37

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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.