Home / 1,614,361,649.40-2,227,819,055.76-871,805,646.54

Finding the Fourth Proportional to 1,614,361,649.40, 2,227,819,055.76 and 871,805,646.54

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Solution

The fourth proportional to 1,614,361,649.40, 2,227,819,055.76 and 871,805,646.54 is: 1,203,091,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,361,649.40 : 2,227,819,055.76 = 871,805,646.54 : x
  2. Step 2: Convert to fraction form
    1,614,361,649.40/2,227,819,055.76 = 871,805,646.54/x
  3. Step 3: Cross multiply
    1,614,361,649.40x = 2,227,819,055.76 × 871,805,646.54
  4. Step 4: Simplify right side
    1,614,361,649.40x = 1,942,225,232,280,979,200
  5. Step 5: Solve for x
    x = 1,942,225,232,280,979,200/1,614,361,649.40
  6. Step 6: Final answer
    x = 1,203,091,781.20

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Double scale
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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.