Home / 3,745,128,171.15-5,168,276,781.30-2,074,484,928.87

Finding the Fourth Proportional to 3,745,128,171.15, 5,168,276,781.30 and 2,074,484,928.87

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Solution

The fourth proportional to 3,745,128,171.15, 5,168,276,781.30 and 2,074,484,928.87 is: 2,862,789,149.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745,128,171.15 : 5,168,276,781.30 = 2,074,484,928.87 : x
  2. Step 2: Convert to fraction form
    3,745,128,171.15/5,168,276,781.30 = 2,074,484,928.87/x
  3. Step 3: Cross multiply
    3,745,128,171.15x = 5,168,276,781.30 × 2,074,484,928.87
  4. Step 4: Simplify right side
    3,745,128,171.15x = 10,721,512,291,035,602,944
  5. Step 5: Solve for x
    x = 10,721,512,291,035,602,944/3,745,128,171.15
  6. Step 6: Final answer
    x = 2,862,789,149.28

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1.5x scale

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.