Home / 239,871,207.60-359,806,811.40-162,387,109.80

Finding the Fourth Proportional to 239,871,207.60, 359,806,811.40 and 162,387,109.80

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Solution

The fourth proportional to 239,871,207.60, 359,806,811.40 and 162,387,109.80 is: 243,580,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,871,207.60 : 359,806,811.40 = 162,387,109.80 : x
  2. Step 2: Convert to fraction form
    239,871,207.60/359,806,811.40 = 162,387,109.80/x
  3. Step 3: Cross multiply
    239,871,207.60x = 359,806,811.40 × 162,387,109.80
  4. Step 4: Simplify right side
    239,871,207.60x = 58,427,988,189,599,696
  5. Step 5: Solve for x
    x = 58,427,988,189,599,696/239,871,207.60
  6. Step 6: Final answer
    x = 243,580,664.70

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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.