Home / 124,919,025.04-172,393,642.74-69,164,445.70

Finding the Fourth Proportional to 124,919,025.04, 172,393,642.74 and 69,164,445.70

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Solution

The fourth proportional to 124,919,025.04, 172,393,642.74 and 69,164,445.70 is: 95,449,918.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,919,025.04 : 172,393,642.74 = 69,164,445.70 : x
  2. Step 2: Convert to fraction form
    124,919,025.04/172,393,642.74 = 69,164,445.70/x
  3. Step 3: Cross multiply
    124,919,025.04x = 172,393,642.74 × 69,164,445.70
  4. Step 4: Simplify right side
    124,919,025.04x = 11,923,510,742,315,930
  5. Step 5: Solve for x
    x = 11,923,510,742,315,930/124,919,025.04
  6. Step 6: Final answer
    x = 95,449,918.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.