Home / 64,514,765.40-96,772,148.10-57,945,600.60

Finding the Fourth Proportional to 64,514,765.40, 96,772,148.10 and 57,945,600.60

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Solution

The fourth proportional to 64,514,765.40, 96,772,148.10 and 57,945,600.60 is: 86,918,400.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,514,765.40 : 96,772,148.10 = 57,945,600.60 : x
  2. Step 2: Convert to fraction form
    64,514,765.40/96,772,148.10 = 57,945,600.60/x
  3. Step 3: Cross multiply
    64,514,765.40x = 96,772,148.10 × 57,945,600.60
  4. Step 4: Simplify right side
    64,514,765.40x = 5,607,520,243,006,649
  5. Step 5: Solve for x
    x = 5,607,520,243,006,649/64,514,765.40
  6. Step 6: Final answer
    x = 86,918,400.90

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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.