Home / 90,004,895.76-124,197,434.28-50,850,947.28

Finding the Fourth Proportional to 90,004,895.76, 124,197,434.28 and 50,850,947.28

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Solution

The fourth proportional to 90,004,895.76, 124,197,434.28 and 50,850,947.28 is: 70,169,040.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,004,895.76 : 124,197,434.28 = 50,850,947.28 : x
  2. Step 2: Convert to fraction form
    90,004,895.76/124,197,434.28 = 50,850,947.28/x
  3. Step 3: Cross multiply
    90,004,895.76x = 124,197,434.28 × 50,850,947.28
  4. Step 4: Simplify right side
    90,004,895.76x = 6,315,557,182,883,545
  5. Step 5: Solve for x
    x = 6,315,557,182,883,545/90,004,895.76
  6. Step 6: Final answer
    x = 70,169,040.58

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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.