Home / 64,151,999.40-96,227,999.10-39,918,289.80

Finding the Fourth Proportional to 64,151,999.40, 96,227,999.10 and 39,918,289.80

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Solution

The fourth proportional to 64,151,999.40, 96,227,999.10 and 39,918,289.80 is: 59,877,434.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,151,999.40 : 96,227,999.10 = 39,918,289.80 : x
  2. Step 2: Convert to fraction form
    64,151,999.40/96,227,999.10 = 39,918,289.80/x
  3. Step 3: Cross multiply
    64,151,999.40x = 96,227,999.10 × 39,918,289.80
  4. Step 4: Simplify right side
    64,151,999.40x = 3,841,257,154,947,938.50
  5. Step 5: Solve for x
    x = 3,841,257,154,947,938.50/64,151,999.40
  6. Step 6: Final answer
    x = 59,877,434.70

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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.