Home / 329,925,329.60-494,762,023.20-99,817,937.60

Finding the Fourth Proportional to 329,925,329.60, 494,762,023.20 and 99,817,937.60

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Solution

The fourth proportional to 329,925,329.60, 494,762,023.20 and 99,817,937.60 is: 149,688,794.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,925,329.60 : 494,762,023.20 = 99,817,937.60 : x
  2. Step 2: Convert to fraction form
    329,925,329.60/494,762,023.20 = 99,817,937.60/x
  3. Step 3: Cross multiply
    329,925,329.60x = 494,762,023.20 × 99,817,937.60
  4. Step 4: Simplify right side
    329,925,329.60x = 49,386,124,758,627,352
  5. Step 5: Solve for x
    x = 49,386,124,758,627,352/329,925,329.60
  6. Step 6: Final answer
    x = 149,688,794.18

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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.