Home / 229,899,020.20-344,943,008.70-84,402,284.20

Finding the Fourth Proportional to 229,899,020.20, 344,943,008.70 and 84,402,284.20

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Solution

The fourth proportional to 229,899,020.20, 344,943,008.70 and 84,402,284.20 is: 126,638,111.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,899,020.20 : 344,943,008.70 = 84,402,284.20 : x
  2. Step 2: Convert to fraction form
    229,899,020.20/344,943,008.70 = 84,402,284.20/x
  3. Step 3: Cross multiply
    229,899,020.20x = 344,943,008.70 × 84,402,284.20
  4. Step 4: Simplify right side
    229,899,020.20x = 29,113,977,853,100,472
  5. Step 5: Solve for x
    x = 29,113,977,853,100,472/229,899,020.20
  6. Step 6: Final answer
    x = 126,638,111.93

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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.