Home / 64,458,516.60-96,687,774.90-63,786,670.20

Finding the Fourth Proportional to 64,458,516.60, 96,687,774.90 and 63,786,670.20

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Solution

The fourth proportional to 64,458,516.60, 96,687,774.90 and 63,786,670.20 is: 95,680,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,458,516.60 : 96,687,774.90 = 63,786,670.20 : x
  2. Step 2: Convert to fraction form
    64,458,516.60/96,687,774.90 = 63,786,670.20/x
  3. Step 3: Cross multiply
    64,458,516.60x = 96,687,774.90 × 63,786,670.20
  4. Step 4: Simplify right side
    64,458,516.60x = 6,167,391,209,918,139
  5. Step 5: Solve for x
    x = 6,167,391,209,918,139/64,458,516.60
  6. Step 6: Final answer
    x = 95,680,005.30

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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.