Home / 98,381,244.80-147,575,366.40-30,223,827.20

Finding the Fourth Proportional to 98,381,244.80, 147,575,366.40 and 30,223,827.20

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Solution

The fourth proportional to 98,381,244.80, 147,575,366.40 and 30,223,827.20 is: 45,336,815.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,381,244.80 : 147,575,366.40 = 30,223,827.20 : x
  2. Step 2: Convert to fraction form
    98,381,244.80/147,575,366.40 = 30,223,827.20/x
  3. Step 3: Cross multiply
    98,381,244.80x = 147,575,366.40 × 30,223,827.20
  4. Step 4: Simplify right side
    98,381,244.80x = 4,460,292,373,050,286
  5. Step 5: Solve for x
    x = 4,460,292,373,050,286/98,381,244.80
  6. Step 6: Final answer
    x = 45,336,815.79

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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.