Home / 67,140,870,288.24-92,696,215,972.78-42,740,048,359.20

Finding the Fourth Proportional to 67,140,870,288.24, 92,696,215,972.78 and 42,740,048,359.20

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Solution

The fourth proportional to 67,140,870,288.24, 92,696,215,972.78 and 42,740,048,359.20 is: 59,007,885,009.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,140,870,288.24 : 92,696,215,972.78 = 42,740,048,359.20 : x
  2. Step 2: Convert to fraction form
    67,140,870,288.24/92,696,215,972.78 = 42,740,048,359.20/x
  3. Step 3: Cross multiply
    67,140,870,288.24x = 92,696,215,972.78 × 42,740,048,359.20
  4. Step 4: Simplify right side
    67,140,870,288.24x = 3,961,840,753,391,464,087,552
  5. Step 5: Solve for x
    x = 3,961,840,753,391,464,087,552/67,140,870,288.24
  6. Step 6: Final answer
    x = 59,007,885,009.28

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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.