Home / 1,266,334,218.95-1,747,541,387.78-701,855,543.52

Finding the Fourth Proportional to 1,266,334,218.95, 1,747,541,387.78 and 701,855,543.52

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Solution

The fourth proportional to 1,266,334,218.95, 1,747,541,387.78 and 701,855,543.52 is: 968,560,741.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,334,218.95 : 1,747,541,387.78 = 701,855,543.52 : x
  2. Step 2: Convert to fraction form
    1,266,334,218.95/1,747,541,387.78 = 701,855,543.52/x
  3. Step 3: Cross multiply
    1,266,334,218.95x = 1,747,541,387.78 × 701,855,543.52
  4. Step 4: Simplify right side
    1,266,334,218.95x = 1,226,521,610,540,517,632
  5. Step 5: Solve for x
    x = 1,226,521,610,540,517,632/1,266,334,218.95
  6. Step 6: Final answer
    x = 968,560,741.86

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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.