Home / 147,626,855.10-221,440,282.65-39,921,479.10

Finding the Fourth Proportional to 147,626,855.10, 221,440,282.65 and 39,921,479.10

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Solution

The fourth proportional to 147,626,855.10, 221,440,282.65 and 39,921,479.10 is: 59,882,218.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,626,855.10 : 221,440,282.65 = 39,921,479.10 : x
  2. Step 2: Convert to fraction form
    147,626,855.10/221,440,282.65 = 39,921,479.10/x
  3. Step 3: Cross multiply
    147,626,855.10x = 221,440,282.65 × 39,921,479.10
  4. Step 4: Simplify right side
    147,626,855.10x = 8,840,223,615,710,068
  5. Step 5: Solve for x
    x = 8,840,223,615,710,068/147,626,855.10
  6. Step 6: Final answer
    x = 59,882,218.65

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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.