Home / 331,648,461.60-497,472,692.40-159,036,424.80

Finding the Fourth Proportional to 331,648,461.60, 497,472,692.40 and 159,036,424.80

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Solution

The fourth proportional to 331,648,461.60, 497,472,692.40 and 159,036,424.80 is: 238,554,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,648,461.60 : 497,472,692.40 = 159,036,424.80 : x
  2. Step 2: Convert to fraction form
    331,648,461.60/497,472,692.40 = 159,036,424.80/x
  3. Step 3: Cross multiply
    331,648,461.60x = 497,472,692.40 × 159,036,424.80
  4. Step 4: Simplify right side
    331,648,461.60x = 79,116,278,434,926,128
  5. Step 5: Solve for x
    x = 79,116,278,434,926,128/331,648,461.60
  6. Step 6: Final answer
    x = 238,554,637.20

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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.