Home / 476,957,483.60-715,436,225.40-442,520,106.80

Finding the Fourth Proportional to 476,957,483.60, 715,436,225.40 and 442,520,106.80

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Solution

The fourth proportional to 476,957,483.60, 715,436,225.40 and 442,520,106.80 is: 663,780,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,957,483.60 : 715,436,225.40 = 442,520,106.80 : x
  2. Step 2: Convert to fraction form
    476,957,483.60/715,436,225.40 = 442,520,106.80/x
  3. Step 3: Cross multiply
    476,957,483.60x = 715,436,225.40 × 442,520,106.80
  4. Step 4: Simplify right side
    476,957,483.60x = 316,594,914,872,596,864
  5. Step 5: Solve for x
    x = 316,594,914,872,596,864/476,957,483.60
  6. Step 6: Final answer
    x = 663,780,160.20

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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.