Home / 992,789,032.45-1,487,246,219.63-773,412,180.25

Finding the Fourth Proportional to 992,789,032.45, 1,487,246,219.63 and 773,412,180.25

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Solution

The fourth proportional to 992,789,032.45, 1,487,246,219.63 and 773,412,180.25 is: 1,158,609,033.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,789,032.45 : 1,487,246,219.63 = 773,412,180.25 : x
  2. Step 2: Convert to fraction form
    992,789,032.45/1,487,246,219.63 = 773,412,180.25/x
  3. Step 3: Cross multiply
    992,789,032.45x = 1,487,246,219.63 × 773,412,180.25
  4. Step 4: Simplify right side
    992,789,032.45x = 1,150,254,341,288,741,632
  5. Step 5: Solve for x
    x = 1,150,254,341,288,741,632/992,789,032.45
  6. Step 6: Final answer
    x = 1,158,609,033.43

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1.5x scale

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.