Home / 141,804,151.59-195,689,539.80-76,614,055.59

Finding the Fourth Proportional to 141,804,151.59, 195,689,539.80 and 76,614,055.59

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Solution

The fourth proportional to 141,804,151.59, 195,689,539.80 and 76,614,055.59 is: 105,727,294.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,804,151.59 : 195,689,539.80 = 76,614,055.59 : x
  2. Step 2: Convert to fraction form
    141,804,151.59/195,689,539.80 = 76,614,055.59/x
  3. Step 3: Cross multiply
    141,804,151.59x = 195,689,539.80 × 76,614,055.59
  4. Step 4: Simplify right side
    141,804,151.59x = 14,992,569,280,618,720
  5. Step 5: Solve for x
    x = 14,992,569,280,618,720/141,804,151.59
  6. Step 6: Final answer
    x = 105,727,294.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.