Home / 1,488,856,500.18-2,050,838,160.66-1,135,819,580.49

Finding the Fourth Proportional to 1,488,856,500.18, 2,050,838,160.66 and 1,135,819,580.49

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Solution

The fourth proportional to 1,488,856,500.18, 2,050,838,160.66 and 1,135,819,580.49 is: 1,564,544,426.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,856,500.18 : 2,050,838,160.66 = 1,135,819,580.49 : x
  2. Step 2: Convert to fraction form
    1,488,856,500.18/2,050,838,160.66 = 1,135,819,580.49/x
  3. Step 3: Cross multiply
    1,488,856,500.18x = 2,050,838,160.66 × 1,135,819,580.49
  4. Step 4: Simplify right side
    1,488,856,500.18x = 2,329,382,139,293,724,672
  5. Step 5: Solve for x
    x = 2,329,382,139,293,724,672/1,488,856,500.18
  6. Step 6: Final answer
    x = 1,564,544,426.55

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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.