Home / 56,804,537,612.99-78,391,179,002.49-31,086,052,191.69

Finding the Fourth Proportional to 56,804,537,612.99, 78,391,179,002.49 and 31,086,052,191.69

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Solution

The fourth proportional to 56,804,537,612.99, 78,391,179,002.49 and 31,086,052,191.69 is: 42,899,253,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,804,537,612.99 : 78,391,179,002.49 = 31,086,052,191.69 : x
  2. Step 2: Convert to fraction form
    56,804,537,612.99/78,391,179,002.49 = 31,086,052,191.69/x
  3. Step 3: Cross multiply
    56,804,537,612.99x = 78,391,179,002.49 × 31,086,052,191.69
  4. Step 4: Simplify right side
    56,804,537,612.99x = 2,436,872,281,839,517,564,928
  5. Step 5: Solve for x
    x = 2,436,872,281,839,517,564,928/56,804,537,612.99
  6. Step 6: Final answer
    x = 42,899,253,901.90

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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.