Home / 8,123,224,389.18-11,205,300,338.35-5,107,702,934.40

Finding the Fourth Proportional to 8,123,224,389.18, 11,205,300,338.35 and 5,107,702,934.40

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Solution

The fourth proportional to 8,123,224,389.18, 11,205,300,338.35 and 5,107,702,934.40 is: 7,045,643,783.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,123,224,389.18 : 11,205,300,338.35 = 5,107,702,934.40 : x
  2. Step 2: Convert to fraction form
    8,123,224,389.18/11,205,300,338.35 = 5,107,702,934.40/x
  3. Step 3: Cross multiply
    8,123,224,389.18x = 11,205,300,338.35 × 5,107,702,934.40
  4. Step 4: Simplify right side
    8,123,224,389.18x = 57,233,345,419,023,605,760
  5. Step 5: Solve for x
    x = 57,233,345,419,023,605,760/8,123,224,389.18
  6. Step 6: Final answer
    x = 7,045,643,783.43

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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.