Home / 1,549,658,841.66-2,138,508,778.85-871,475,591.57

Finding the Fourth Proportional to 1,549,658,841.66, 2,138,508,778.85 and 871,475,591.57

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Solution

The fourth proportional to 1,549,658,841.66, 2,138,508,778.85 and 871,475,591.57 is: 1,202,624,831.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,658,841.66 : 2,138,508,778.85 = 871,475,591.57 : x
  2. Step 2: Convert to fraction form
    1,549,658,841.66/2,138,508,778.85 = 871,475,591.57/x
  3. Step 3: Cross multiply
    1,549,658,841.66x = 2,138,508,778.85 × 871,475,591.57
  4. Step 4: Simplify right side
    1,549,658,841.66x = 1,863,658,203,110,892,288
  5. Step 5: Solve for x
    x = 1,863,658,203,110,892,288/1,549,658,841.66
  6. Step 6: Final answer
    x = 1,202,624,831.36

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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.