Home / 103,680,742.70-155,446,464.45-58,256,461.10

Finding the Fourth Proportional to 103,680,742.70, 155,446,464.45 and 58,256,461.10

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Solution

The fourth proportional to 103,680,742.70, 155,446,464.45 and 58,256,461.10 is: 87,342,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,680,742.70 : 155,446,464.45 = 58,256,461.10 : x
  2. Step 2: Convert to fraction form
    103,680,742.70/155,446,464.45 = 58,256,461.10/x
  3. Step 3: Cross multiply
    103,680,742.70x = 155,446,464.45 × 58,256,461.10
  4. Step 4: Simplify right side
    103,680,742.70x = 9,055,760,909,363,958
  5. Step 5: Solve for x
    x = 9,055,760,909,363,958/103,680,742.70
  6. Step 6: Final answer
    x = 87,342,747.30

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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.