Home / 126,144,001.60-189,216,002.40-98,934,222.40

Finding the Fourth Proportional to 126,144,001.60, 189,216,002.40 and 98,934,222.40

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Solution

The fourth proportional to 126,144,001.60, 189,216,002.40 and 98,934,222.40 is: 148,401,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,144,001.60 : 189,216,002.40 = 98,934,222.40 : x
  2. Step 2: Convert to fraction form
    126,144,001.60/189,216,002.40 = 98,934,222.40/x
  3. Step 3: Cross multiply
    126,144,001.60x = 189,216,002.40 × 98,934,222.40
  4. Step 4: Simplify right side
    126,144,001.60x = 18,719,938,063,080,536
  5. Step 5: Solve for x
    x = 18,719,938,063,080,536/126,144,001.60
  6. Step 6: Final answer
    x = 148,401,333.60

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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.