Home / 159,872,403.60-239,489,740.80-111,404,984.40

Finding the Fourth Proportional to 159,872,403.60, 239,489,740.80 and 111,404,984.40

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Solution

The fourth proportional to 159,872,403.60, 239,489,740.80 and 111,404,984.40 is: 166,885,279.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,872,403.60 : 239,489,740.80 = 111,404,984.40 : x
  2. Step 2: Convert to fraction form
    159,872,403.60/239,489,740.80 = 111,404,984.40/x
  3. Step 3: Cross multiply
    159,872,403.60x = 239,489,740.80 × 111,404,984.40
  4. Step 4: Simplify right side
    159,872,403.60x = 26,680,350,837,784,048
  5. Step 5: Solve for x
    x = 26,680,350,837,784,048/159,872,403.60
  6. Step 6: Final answer
    x = 166,885,279.99

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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.