Home / 992,789,190.36-1,487,246,458.32-773,412,340.59

Finding the Fourth Proportional to 992,789,190.36, 1,487,246,458.32 and 773,412,340.59

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Solution

The fourth proportional to 992,789,190.36, 1,487,246,458.32 and 773,412,340.59 is: 1,158,609,275.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,789,190.36 : 1,487,246,458.32 = 773,412,340.59 : x
  2. Step 2: Convert to fraction form
    992,789,190.36/1,487,246,458.32 = 773,412,340.59/x
  3. Step 3: Cross multiply
    992,789,190.36x = 1,487,246,458.32 × 773,412,340.59
  4. Step 4: Simplify right side
    992,789,190.36x = 1,150,254,764,363,459,072
  5. Step 5: Solve for x
    x = 1,150,254,764,363,459,072/992,789,190.36
  6. Step 6: Final answer
    x = 1,158,609,275.29

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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.