Home / 107,390,748.32-148,194,451.84-62,740,858.08

Finding the Fourth Proportional to 107,390,748.32, 148,194,451.84 and 62,740,858.08

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Solution

The fourth proportional to 107,390,748.32, 148,194,451.84 and 62,740,858.08 is: 86,579,591.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,390,748.32 : 148,194,451.84 = 62,740,858.08 : x
  2. Step 2: Convert to fraction form
    107,390,748.32/148,194,451.84 = 62,740,858.08/x
  3. Step 3: Cross multiply
    107,390,748.32x = 148,194,451.84 × 62,740,858.08
  4. Step 4: Simplify right side
    107,390,748.32x = 9,297,847,071,136,834
  5. Step 5: Solve for x
    x = 9,297,847,071,136,834/107,390,748.32
  6. Step 6: Final answer
    x = 86,579,591.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.