Home / 147,616,807.80-221,425,211.70-136,867,265.40

Finding the Fourth Proportional to 147,616,807.80, 221,425,211.70 and 136,867,265.40

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Solution

The fourth proportional to 147,616,807.80, 221,425,211.70 and 136,867,265.40 is: 205,300,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,616,807.80 : 221,425,211.70 = 136,867,265.40 : x
  2. Step 2: Convert to fraction form
    147,616,807.80/221,425,211.70 = 136,867,265.40/x
  3. Step 3: Cross multiply
    147,616,807.80x = 221,425,211.70 × 136,867,265.40
  4. Step 4: Simplify right side
    147,616,807.80x = 30,305,863,215,995,084
  5. Step 5: Solve for x
    x = 30,305,863,215,995,084/147,616,807.80
  6. Step 6: Final answer
    x = 205,300,898.10

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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.