Home / 199,779,930.18-275,731,385.85-116,173,933.38

Finding the Fourth Proportional to 199,779,930.18, 275,731,385.85 and 116,173,933.38

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Solution

The fourth proportional to 199,779,930.18, 275,731,385.85 and 116,173,933.38 is: 160,340,428.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,779,930.18 : 275,731,385.85 = 116,173,933.38 : x
  2. Step 2: Convert to fraction form
    199,779,930.18/275,731,385.85 = 116,173,933.38/x
  3. Step 3: Cross multiply
    199,779,930.18x = 275,731,385.85 × 116,173,933.38
  4. Step 4: Simplify right side
    199,779,930.18x = 32,032,799,650,512,976
  5. Step 5: Solve for x
    x = 32,032,799,650,512,976/199,779,930.18
  6. Step 6: Final answer
    x = 160,340,428.70

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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.