Home / 207,221,544.60-310,748,336.10-70,836,725.40

Finding the Fourth Proportional to 207,221,544.60, 310,748,336.10 and 70,836,725.40

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Solution

The fourth proportional to 207,221,544.60, 310,748,336.10 and 70,836,725.40 is: 106,226,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,221,544.60 : 310,748,336.10 = 70,836,725.40 : x
  2. Step 2: Convert to fraction form
    207,221,544.60/310,748,336.10 = 70,836,725.40/x
  3. Step 3: Cross multiply
    207,221,544.60x = 310,748,336.10 × 70,836,725.40
  4. Step 4: Simplify right side
    207,221,544.60x = 22,012,394,552,822,612
  5. Step 5: Solve for x
    x = 22,012,394,552,822,612/207,221,544.60
  6. Step 6: Final answer
    x = 106,226,380.06

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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.