Home / 462,050,780.64-692,609,138.64-289,648,577.76

Finding the Fourth Proportional to 462,050,780.64, 692,609,138.64 and 289,648,577.76

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Solution

The fourth proportional to 462,050,780.64, 692,609,138.64 and 289,648,577.76 is: 434,180,095.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,050,780.64 : 692,609,138.64 = 289,648,577.76 : x
  2. Step 2: Convert to fraction form
    462,050,780.64/692,609,138.64 = 289,648,577.76/x
  3. Step 3: Cross multiply
    462,050,780.64x = 692,609,138.64 × 289,648,577.76
  4. Step 4: Simplify right side
    462,050,780.64x = 200,613,251,950,654,656
  5. Step 5: Solve for x
    x = 200,613,251,950,654,656/462,050,780.64
  6. Step 6: Final answer
    x = 434,180,095.25

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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.