Home / 90,287,075.24-124,606,800.42-53,617,646.24

Finding the Fourth Proportional to 90,287,075.24, 124,606,800.42 and 53,617,646.24

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Solution

The fourth proportional to 90,287,075.24, 124,606,800.42 and 53,617,646.24 is: 73,998,668.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,287,075.24 : 124,606,800.42 = 53,617,646.24 : x
  2. Step 2: Convert to fraction form
    90,287,075.24/124,606,800.42 = 53,617,646.24/x
  3. Step 3: Cross multiply
    90,287,075.24x = 124,606,800.42 × 53,617,646.24
  4. Step 4: Simplify right side
    90,287,075.24x = 6,681,123,344,017,844
  5. Step 5: Solve for x
    x = 6,681,123,344,017,844/90,287,075.24
  6. Step 6: Final answer
    x = 73,998,668.43

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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.