Home / 124,417,089.20-186,625,633.80-43,627,559.60

Finding the Fourth Proportional to 124,417,089.20, 186,625,633.80 and 43,627,559.60

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Solution

The fourth proportional to 124,417,089.20, 186,625,633.80 and 43,627,559.60 is: 65,441,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,417,089.20 : 186,625,633.80 = 43,627,559.60 : x
  2. Step 2: Convert to fraction form
    124,417,089.20/186,625,633.80 = 43,627,559.60/x
  3. Step 3: Cross multiply
    124,417,089.20x = 186,625,633.80 × 43,627,559.60
  4. Step 4: Simplify right side
    124,417,089.20x = 8,142,020,961,497,275
  5. Step 5: Solve for x
    x = 8,142,020,961,497,275/124,417,089.20
  6. Step 6: Final answer
    x = 65,441,339.40

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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.