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Finding the Fourth Proportional to 532,478,488.87, 798,803,559.76 and 164,013,269.95

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Solution

The fourth proportional to 532,478,488.87, 798,803,559.76 and 164,013,269.95 is: 246,046,341.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,478,488.87 : 798,803,559.76 = 164,013,269.95 : x
  2. Step 2: Convert to fraction form
    532,478,488.87/798,803,559.76 = 164,013,269.95/x
  3. Step 3: Cross multiply
    532,478,488.87x = 798,803,559.76 × 164,013,269.95
  4. Step 4: Simplify right side
    532,478,488.87x = 131,014,383,881,530,800
  5. Step 5: Solve for x
    x = 131,014,383,881,530,800/532,478,488.87
  6. Step 6: Final answer
    x = 246,046,341.06

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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.