Home / 272,316,872.61-375,745,887.95-162,318,820.77

Finding the Fourth Proportional to 272,316,872.61, 375,745,887.95 and 162,318,820.77

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Solution

The fourth proportional to 272,316,872.61, 375,745,887.95 and 162,318,820.77 is: 223,969,337.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,316,872.61 : 375,745,887.95 = 162,318,820.77 : x
  2. Step 2: Convert to fraction form
    272,316,872.61/375,745,887.95 = 162,318,820.77/x
  3. Step 3: Cross multiply
    272,316,872.61x = 375,745,887.95 × 162,318,820.77
  4. Step 4: Simplify right side
    272,316,872.61x = 60,990,629,441,220,552
  5. Step 5: Solve for x
    x = 60,990,629,441,220,552/272,316,872.61
  6. Step 6: Final answer
    x = 223,969,337.11

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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.