Home / 923,548,691.66-1,274,481,443.16-500,158,921.66

Finding the Fourth Proportional to 923,548,691.66, 1,274,481,443.16 and 500,158,921.66

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Solution

The fourth proportional to 923,548,691.66, 1,274,481,443.16 and 500,158,921.66 is: 690,210,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,548,691.66 : 1,274,481,443.16 = 500,158,921.66 : x
  2. Step 2: Convert to fraction form
    923,548,691.66/1,274,481,443.16 = 500,158,921.66/x
  3. Step 3: Cross multiply
    923,548,691.66x = 1,274,481,443.16 × 500,158,921.66
  4. Step 4: Simplify right side
    923,548,691.66x = 637,443,264,283,400,064
  5. Step 5: Solve for x
    x = 637,443,264,283,400,064/923,548,691.66
  6. Step 6: Final answer
    x = 690,210,781.57

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Double scale
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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.