Home / 129,034,136.40-193,551,204.60-57,230,552.40

Finding the Fourth Proportional to 129,034,136.40, 193,551,204.60 and 57,230,552.40

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Solution

The fourth proportional to 129,034,136.40, 193,551,204.60 and 57,230,552.40 is: 85,845,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,034,136.40 : 193,551,204.60 = 57,230,552.40 : x
  2. Step 2: Convert to fraction form
    129,034,136.40/193,551,204.60 = 57,230,552.40/x
  3. Step 3: Cross multiply
    129,034,136.40x = 193,551,204.60 × 57,230,552.40
  4. Step 4: Simplify right side
    129,034,136.40x = 11,077,042,356,943,420
  5. Step 5: Solve for x
    x = 11,077,042,356,943,420/129,034,136.40
  6. Step 6: Final answer
    x = 85,845,828.60

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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.