Home / 90,503,195.40-124,884,235.22-53,331,062.58

Finding the Fourth Proportional to 90,503,195.40, 124,884,235.22 and 53,331,062.58

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Solution

The fourth proportional to 90,503,195.40, 124,884,235.22 and 53,331,062.58 is: 73,590,870.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,503,195.40 : 124,884,235.22 = 53,331,062.58 : x
  2. Step 2: Convert to fraction form
    90,503,195.40/124,884,235.22 = 53,331,062.58/x
  3. Step 3: Cross multiply
    90,503,195.40x = 124,884,235.22 × 53,331,062.58
  4. Step 4: Simplify right side
    90,503,195.40x = 6,660,208,963,506,605
  5. Step 5: Solve for x
    x = 6,660,208,963,506,605/90,503,195.40
  6. Step 6: Final answer
    x = 73,590,870.84

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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.