Home / 71,919,358,017,117-99,231,703,471,809-40,703,930,019,657

Finding the Fourth Proportional to 71,919,358,017,117, 99,231,703,471,809 and 40,703,930,019,657

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Solution

The fourth proportional to 71,919,358,017,117, 99,231,703,471,809 and 40,703,930,019,657 is: 56,161,796,006,112.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,919,358,017,117 : 99,231,703,471,809 = 40,703,930,019,657 : x
  2. Step 2: Convert to fraction form
    71,919,358,017,117/99,231,703,471,809 = 40,703,930,019,657/x
  3. Step 3: Cross multiply
    71,919,358,017,117x = 99,231,703,471,809 × 40,703,930,019,657
  4. Step 4: Simplify right side
    71,919,358,017,117x = 4,039,120,313,847,867,985,643,962,368
  5. Step 5: Solve for x
    x = 4,039,120,313,847,867,985,643,962,368/71,919,358,017,117
  6. Step 6: Final answer
    x = 56,161,796,006,112.10

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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.