Home / 543,361,263.30-815,041,894.95-484,406,741.70

Finding the Fourth Proportional to 543,361,263.30, 815,041,894.95 and 484,406,741.70

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Solution

The fourth proportional to 543,361,263.30, 815,041,894.95 and 484,406,741.70 is: 726,610,112.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,361,263.30 : 815,041,894.95 = 484,406,741.70 : x
  2. Step 2: Convert to fraction form
    543,361,263.30/815,041,894.95 = 484,406,741.70/x
  3. Step 3: Cross multiply
    543,361,263.30x = 815,041,894.95 × 484,406,741.70
  4. Step 4: Simplify right side
    543,361,263.30x = 394,811,788,681,723,200
  5. Step 5: Solve for x
    x = 394,811,788,681,723,200/543,361,263.30
  6. Step 6: Final answer
    x = 726,610,112.55

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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.