Home / 527,792,594.40-791,688,891.60-144,840,146.40

Finding the Fourth Proportional to 527,792,594.40, 791,688,891.60 and 144,840,146.40

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Solution

The fourth proportional to 527,792,594.40, 791,688,891.60 and 144,840,146.40 is: 217,260,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,792,594.40 : 791,688,891.60 = 144,840,146.40 : x
  2. Step 2: Convert to fraction form
    527,792,594.40/791,688,891.60 = 144,840,146.40/x
  3. Step 3: Cross multiply
    527,792,594.40x = 791,688,891.60 × 144,840,146.40
  4. Step 4: Simplify right side
    527,792,594.40x = 114,668,334,962,597,744
  5. Step 5: Solve for x
    x = 114,668,334,962,597,744/527,792,594.40
  6. Step 6: Final answer
    x = 217,260,219.60

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Similar ratio
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1.5x scale

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.