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Finding the Fourth Proportional to 219,253,223.01, 328,900,050.91 and 71,701,548.30

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Solution

The fourth proportional to 219,253,223.01, 328,900,050.91 and 71,701,548.30 is: 107,558,933.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,253,223.01 : 328,900,050.91 = 71,701,548.30 : x
  2. Step 2: Convert to fraction form
    219,253,223.01/328,900,050.91 = 71,701,548.30/x
  3. Step 3: Cross multiply
    219,253,223.01x = 328,900,050.91 × 71,701,548.30
  4. Step 4: Simplify right side
    219,253,223.01x = 23,582,642,885,881,768
  5. Step 5: Solve for x
    x = 23,582,642,885,881,768/219,253,223.01
  6. Step 6: Final answer
    x = 107,558,933.74

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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.