Home / 98,295,031.40-147,254,540.70-52,841,719.40

Finding the Fourth Proportional to 98,295,031.40, 147,254,540.70 and 52,841,719.40

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Solution

The fourth proportional to 98,295,031.40, 147,254,540.70 and 52,841,719.40 is: 79,161,510.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,295,031.40 : 147,254,540.70 = 52,841,719.40 : x
  2. Step 2: Convert to fraction form
    98,295,031.40/147,254,540.70 = 52,841,719.40/x
  3. Step 3: Cross multiply
    98,295,031.40x = 147,254,540.70 × 52,841,719.40
  4. Step 4: Simplify right side
    98,295,031.40x = 7,781,183,120,045,279
  5. Step 5: Solve for x
    x = 7,781,183,120,045,279/98,295,031.40
  6. Step 6: Final answer
    x = 79,161,510.09

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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.