Home / 89,815,528.36-123,944,707.86-52,142,188.36

Finding the Fourth Proportional to 89,815,528.36, 123,944,707.86 and 52,142,188.36

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Solution

The fourth proportional to 89,815,528.36, 123,944,707.86 and 52,142,188.36 is: 71,955,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,815,528.36 : 123,944,707.86 = 52,142,188.36 : x
  2. Step 2: Convert to fraction form
    89,815,528.36/123,944,707.86 = 52,142,188.36/x
  3. Step 3: Cross multiply
    89,815,528.36x = 123,944,707.86 × 52,142,188.36
  4. Step 4: Simplify right side
    89,815,528.36x = 6,462,748,303,461,292
  5. Step 5: Solve for x
    x = 6,462,748,303,461,292/89,815,528.36
  6. Step 6: Final answer
    x = 71,955,801.20

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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.