Home / 64,404,951.40-96,607,427.10-42,905,866.60

Finding the Fourth Proportional to 64,404,951.40, 96,607,427.10 and 42,905,866.60

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Solution

The fourth proportional to 64,404,951.40, 96,607,427.10 and 42,905,866.60 is: 64,358,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,404,951.40 : 96,607,427.10 = 42,905,866.60 : x
  2. Step 2: Convert to fraction form
    64,404,951.40/96,607,427.10 = 42,905,866.60/x
  3. Step 3: Cross multiply
    64,404,951.40x = 96,607,427.10 × 42,905,866.60
  4. Step 4: Simplify right side
    64,404,951.40x = 4,145,025,379,721,824.50
  5. Step 5: Solve for x
    x = 4,145,025,379,721,824.50/64,404,951.40
  6. Step 6: Final answer
    x = 64,358,799.90

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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.