Home / 98,198,314.80-147,292,147.08-30,041,012.40

Finding the Fourth Proportional to 98,198,314.80, 147,292,147.08 and 30,041,012.40

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Solution

The fourth proportional to 98,198,314.80, 147,292,147.08 and 30,041,012.40 is: 45,059,889.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,198,314.80 : 147,292,147.08 = 30,041,012.40 : x
  2. Step 2: Convert to fraction form
    98,198,314.80/147,292,147.08 = 30,041,012.40/x
  3. Step 3: Cross multiply
    98,198,314.80x = 147,292,147.08 × 30,041,012.40
  4. Step 4: Simplify right side
    98,198,314.80x = 4,424,805,216,852,904
  5. Step 5: Solve for x
    x = 4,424,805,216,852,904/98,198,314.80
  6. Step 6: Final answer
    x = 45,059,889.53

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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.