Home / 115,853,819.40-173,631,429.90-88,793,339.40

Finding the Fourth Proportional to 115,853,819.40, 173,631,429.90 and 88,793,339.40

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Solution

The fourth proportional to 115,853,819.40, 173,631,429.90 and 88,793,339.40 is: 133,075,582.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,853,819.40 : 173,631,429.90 = 88,793,339.40 : x
  2. Step 2: Convert to fraction form
    115,853,819.40/173,631,429.90 = 88,793,339.40/x
  3. Step 3: Cross multiply
    115,853,819.40x = 173,631,429.90 × 88,793,339.40
  4. Step 4: Simplify right side
    115,853,819.40x = 15,417,314,485,618,010
  5. Step 5: Solve for x
    x = 15,417,314,485,618,010/115,853,819.40
  6. Step 6: Final answer
    x = 133,075,582.36

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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.