Home / 229,900,139.02-344,895,709.47-84,334,971.79

Finding the Fourth Proportional to 229,900,139.02, 344,895,709.47 and 84,334,971.79

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Solution

The fourth proportional to 229,900,139.02, 344,895,709.47 and 84,334,971.79 is: 126,519,148.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,900,139.02 : 344,895,709.47 = 84,334,971.79 : x
  2. Step 2: Convert to fraction form
    229,900,139.02/344,895,709.47 = 84,334,971.79/x
  3. Step 3: Cross multiply
    229,900,139.02x = 344,895,709.47 × 84,334,971.79
  4. Step 4: Simplify right side
    229,900,139.02x = 29,086,769,928,644,492
  5. Step 5: Solve for x
    x = 29,086,769,928,644,492/229,900,139.02
  6. Step 6: Final answer
    x = 126,519,148.93

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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.