Home / 766,041,101.74-1,149,223,052.40-248,431,182.22

Finding the Fourth Proportional to 766,041,101.74, 1,149,223,052.40 and 248,431,182.22

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Solution

The fourth proportional to 766,041,101.74, 1,149,223,052.40 and 248,431,182.22 is: 372,699,116.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,041,101.74 : 1,149,223,052.40 = 248,431,182.22 : x
  2. Step 2: Convert to fraction form
    766,041,101.74/1,149,223,052.40 = 248,431,182.22/x
  3. Step 3: Cross multiply
    766,041,101.74x = 1,149,223,052.40 × 248,431,182.22
  4. Step 4: Simplify right side
    766,041,101.74x = 285,502,841,542,209,024
  5. Step 5: Solve for x
    x = 285,502,841,542,209,024/766,041,101.74
  6. Step 6: Final answer
    x = 372,699,116.14

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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.