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Finding the Fourth Proportional to 329,187,055.60, 493,556,634.60 and 156,746,479.60

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Solution

The fourth proportional to 329,187,055.60, 493,556,634.60 and 156,746,479.60 is: 235,013,083.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,187,055.60 : 493,556,634.60 = 156,746,479.60 : x
  2. Step 2: Convert to fraction form
    329,187,055.60/493,556,634.60 = 156,746,479.60/x
  3. Step 3: Cross multiply
    329,187,055.60x = 493,556,634.60 × 156,746,479.60
  4. Step 4: Simplify right side
    329,187,055.60x = 77,363,264,956,773,552
  5. Step 5: Solve for x
    x = 77,363,264,956,773,552/329,187,055.60
  6. Step 6: Final answer
    x = 235,013,083.41

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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.