Home / 342,198,498.60-513,423,719.10-112,175,087.40

Finding the Fourth Proportional to 342,198,498.60, 513,423,719.10 and 112,175,087.40

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Solution

The fourth proportional to 342,198,498.60, 513,423,719.10 and 112,175,087.40 is: 168,303,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,198,498.60 : 513,423,719.10 = 112,175,087.40 : x
  2. Step 2: Convert to fraction form
    342,198,498.60/513,423,719.10 = 112,175,087.40/x
  3. Step 3: Cross multiply
    342,198,498.60x = 513,423,719.10 × 112,175,087.40
  4. Step 4: Simplify right side
    342,198,498.60x = 57,593,350,563,275,552
  5. Step 5: Solve for x
    x = 57,593,350,563,275,552/342,198,498.60
  6. Step 6: Final answer
    x = 168,303,925.35

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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.