Home / 260,735,113.20-391,102,669.80-88,217,554.80

Finding the Fourth Proportional to 260,735,113.20, 391,102,669.80 and 88,217,554.80

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Solution

The fourth proportional to 260,735,113.20, 391,102,669.80 and 88,217,554.80 is: 132,326,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,735,113.20 : 391,102,669.80 = 88,217,554.80 : x
  2. Step 2: Convert to fraction form
    260,735,113.20/391,102,669.80 = 88,217,554.80/x
  3. Step 3: Cross multiply
    260,735,113.20x = 391,102,669.80 × 88,217,554.80
  4. Step 4: Simplify right side
    260,735,113.20x = 34,502,121,205,507,804
  5. Step 5: Solve for x
    x = 34,502,121,205,507,804/260,735,113.20
  6. Step 6: Final answer
    x = 132,326,332.20

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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.