Home / 43,092,130.40-64,638,195.60-39,564,936.80

Finding the Fourth Proportional to 43,092,130.40, 64,638,195.60 and 39,564,936.80

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Solution

The fourth proportional to 43,092,130.40, 64,638,195.60 and 39,564,936.80 is: 59,347,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,092,130.40 : 64,638,195.60 = 39,564,936.80 : x
  2. Step 2: Convert to fraction form
    43,092,130.40/64,638,195.60 = 39,564,936.80/x
  3. Step 3: Cross multiply
    43,092,130.40x = 64,638,195.60 × 39,564,936.80
  4. Step 4: Simplify right side
    43,092,130.40x = 2,557,406,123,780,038
  5. Step 5: Solve for x
    x = 2,557,406,123,780,038/43,092,130.40
  6. Step 6: Final answer
    x = 59,347,405.20

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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.