Home / 3,248,117,931.68-4,871,396,785.96-1,499,640,726.55

Finding the Fourth Proportional to 3,248,117,931.68, 4,871,396,785.96 and 1,499,640,726.55

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Solution

The fourth proportional to 3,248,117,931.68, 4,871,396,785.96 and 1,499,640,726.55 is: 2,249,100,915.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248,117,931.68 : 4,871,396,785.96 = 1,499,640,726.55 : x
  2. Step 2: Convert to fraction form
    3,248,117,931.68/4,871,396,785.96 = 1,499,640,726.55/x
  3. Step 3: Cross multiply
    3,248,117,931.68x = 4,871,396,785.96 × 1,499,640,726.55
  4. Step 4: Simplify right side
    3,248,117,931.68x = 7,305,345,015,394,461,696
  5. Step 5: Solve for x
    x = 7,305,345,015,394,461,696/3,248,117,931.68
  6. Step 6: Final answer
    x = 2,249,100,915.99

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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.