Home / 249,380,015.70-374,070,023.55-76,841,462.10

Finding the Fourth Proportional to 249,380,015.70, 374,070,023.55 and 76,841,462.10

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Solution

The fourth proportional to 249,380,015.70, 374,070,023.55 and 76,841,462.10 is: 115,262,193.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,380,015.70 : 374,070,023.55 = 76,841,462.10 : x
  2. Step 2: Convert to fraction form
    249,380,015.70/374,070,023.55 = 76,841,462.10/x
  3. Step 3: Cross multiply
    249,380,015.70x = 374,070,023.55 × 76,841,462.10
  4. Step 4: Simplify right side
    249,380,015.70x = 28,744,087,537,363,432
  5. Step 5: Solve for x
    x = 28,744,087,537,363,432/249,380,015.70
  6. Step 6: Final answer
    x = 115,262,193.15

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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.