Home / 75,326,574.52-103,944,933.97-42,280,439.28

Finding the Fourth Proportional to 75,326,574.52, 103,944,933.97 and 42,280,439.28

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Solution

The fourth proportional to 75,326,574.52, 103,944,933.97 and 42,280,439.28 is: 58,343,785.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,326,574.52 : 103,944,933.97 = 42,280,439.28 : x
  2. Step 2: Convert to fraction form
    75,326,574.52/103,944,933.97 = 42,280,439.28/x
  3. Step 3: Cross multiply
    75,326,574.52x = 103,944,933.97 × 42,280,439.28
  4. Step 4: Simplify right side
    75,326,574.52x = 4,394,837,468,686,699.50
  5. Step 5: Solve for x
    x = 4,394,837,468,686,699.50/75,326,574.52
  6. Step 6: Final answer
    x = 58,343,785.00

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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.