Home / 250,037,157.66-375,069,908.25-77,538,494.94

Finding the Fourth Proportional to 250,037,157.66, 375,069,908.25 and 77,538,494.94

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Solution

The fourth proportional to 250,037,157.66, 375,069,908.25 and 77,538,494.94 is: 116,312,137.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,037,157.66 : 375,069,908.25 = 77,538,494.94 : x
  2. Step 2: Convert to fraction form
    250,037,157.66/375,069,908.25 = 77,538,494.94/x
  3. Step 3: Cross multiply
    250,037,157.66x = 375,069,908.25 × 77,538,494.94
  4. Step 4: Simplify right side
    250,037,157.66x = 29,082,356,182,988,888
  5. Step 5: Solve for x
    x = 29,082,356,182,988,888/250,037,157.66
  6. Step 6: Final answer
    x = 116,312,137.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.