Home / 145,522,117.20-218,283,175.80-43,272,868.80

Finding the Fourth Proportional to 145,522,117.20, 218,283,175.80 and 43,272,868.80

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Solution

The fourth proportional to 145,522,117.20, 218,283,175.80 and 43,272,868.80 is: 64,909,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,522,117.20 : 218,283,175.80 = 43,272,868.80 : x
  2. Step 2: Convert to fraction form
    145,522,117.20/218,283,175.80 = 43,272,868.80/x
  3. Step 3: Cross multiply
    145,522,117.20x = 218,283,175.80 × 43,272,868.80
  4. Step 4: Simplify right side
    145,522,117.20x = 9,445,739,227,640,734
  5. Step 5: Solve for x
    x = 9,445,739,227,640,734/145,522,117.20
  6. Step 6: Final answer
    x = 64,909,303.20

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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.