Home / 971,286,266.70-1,456,929,400.05-906,237,888.30

Finding the Fourth Proportional to 971,286,266.70, 1,456,929,400.05 and 906,237,888.30

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Solution

The fourth proportional to 971,286,266.70, 1,456,929,400.05 and 906,237,888.30 is: 1,359,356,832.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,286,266.70 : 1,456,929,400.05 = 906,237,888.30 : x
  2. Step 2: Convert to fraction form
    971,286,266.70/1,456,929,400.05 = 906,237,888.30/x
  3. Step 3: Cross multiply
    971,286,266.70x = 1,456,929,400.05 × 906,237,888.30
  4. Step 4: Simplify right side
    971,286,266.70x = 1,320,324,622,903,497,728
  5. Step 5: Solve for x
    x = 1,320,324,622,903,497,728/971,286,266.70
  6. Step 6: Final answer
    x = 1,359,356,832.45

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Double scale
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Similar ratio
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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.