Home / 153,609,820.40-230,414,730.60-101,953,755.20

Finding the Fourth Proportional to 153,609,820.40, 230,414,730.60 and 101,953,755.20

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Solution

The fourth proportional to 153,609,820.40, 230,414,730.60 and 101,953,755.20 is: 152,930,632.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,609,820.40 : 230,414,730.60 = 101,953,755.20 : x
  2. Step 2: Convert to fraction form
    153,609,820.40/230,414,730.60 = 101,953,755.20/x
  3. Step 3: Cross multiply
    153,609,820.40x = 230,414,730.60 × 101,953,755.20
  4. Step 4: Simplify right side
    153,609,820.40x = 23,491,647,038,066,348
  5. Step 5: Solve for x
    x = 23,491,647,038,066,348/153,609,820.40
  6. Step 6: Final answer
    x = 152,930,632.80

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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.