Home / 9,801,347,345.12-13,527,002,845.12-5,572,892,807.52

Finding the Fourth Proportional to 9,801,347,345.12, 13,527,002,845.12 and 5,572,892,807.52

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Solution

The fourth proportional to 9,801,347,345.12, 13,527,002,845.12 and 5,572,892,807.52 is: 7,691,242,255.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,801,347,345.12 : 13,527,002,845.12 = 5,572,892,807.52 : x
  2. Step 2: Convert to fraction form
    9,801,347,345.12/13,527,002,845.12 = 5,572,892,807.52/x
  3. Step 3: Cross multiply
    9,801,347,345.12x = 13,527,002,845.12 × 5,572,892,807.52
  4. Step 4: Simplify right side
    9,801,347,345.12x = 75,384,536,862,871,830,528
  5. Step 5: Solve for x
    x = 75,384,536,862,871,830,528/9,801,347,345.12
  6. Step 6: Final answer
    x = 7,691,242,255.63

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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.