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Finding the Fourth Proportional to 283,557,703.60, 425,168,593.80 and 147,508,807.60

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Solution

The fourth proportional to 283,557,703.60, 425,168,593.80 and 147,508,807.60 is: 221,175,836.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,557,703.60 : 425,168,593.80 = 147,508,807.60 : x
  2. Step 2: Convert to fraction form
    283,557,703.60/425,168,593.80 = 147,508,807.60/x
  3. Step 3: Cross multiply
    283,557,703.60x = 425,168,593.80 × 147,508,807.60
  4. Step 4: Simplify right side
    283,557,703.60x = 62,716,112,300,406,752
  5. Step 5: Solve for x
    x = 62,716,112,300,406,752/283,557,703.60
  6. Step 6: Final answer
    x = 221,175,836.54

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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.