Home / 253,403,845.60-349,697,306.96-137,510,341.60

Finding the Fourth Proportional to 253,403,845.60, 349,697,306.96 and 137,510,341.60

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Solution

The fourth proportional to 253,403,845.60, 349,697,306.96 and 137,510,341.60 is: 189,764,271.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,403,845.60 : 349,697,306.96 = 137,510,341.60 : x
  2. Step 2: Convert to fraction form
    253,403,845.60/349,697,306.96 = 137,510,341.60/x
  3. Step 3: Cross multiply
    253,403,845.60x = 349,697,306.96 × 137,510,341.60
  4. Step 4: Simplify right side
    253,403,845.60x = 48,086,996,136,669,656
  5. Step 5: Solve for x
    x = 48,086,996,136,669,656/253,403,845.60
  6. Step 6: Final answer
    x = 189,764,271.43

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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.