Home / 1,472,201,723.71-2,031,605,679.76-812,151,826.75

Finding the Fourth Proportional to 1,472,201,723.71, 2,031,605,679.76 and 812,151,826.75

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Solution

The fourth proportional to 1,472,201,723.71, 2,031,605,679.76 and 812,151,826.75 is: 1,120,751,482.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,201,723.71 : 2,031,605,679.76 = 812,151,826.75 : x
  2. Step 2: Convert to fraction form
    1,472,201,723.71/2,031,605,679.76 = 812,151,826.75/x
  3. Step 3: Cross multiply
    1,472,201,723.71x = 2,031,605,679.76 × 812,151,826.75
  4. Step 4: Simplify right side
    1,472,201,723.71x = 1,649,972,264,052,759,552
  5. Step 5: Solve for x
    x = 1,649,972,264,052,759,552/1,472,201,723.71
  6. Step 6: Final answer
    x = 1,120,751,482.27

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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.