Home / 70,719,231,221.80-105,923,878,637.10-62,867,509,311.40

Finding the Fourth Proportional to 70,719,231,221.80, 105,923,878,637.10 and 62,867,509,311.40

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Solution

The fourth proportional to 70,719,231,221.80, 105,923,878,637.10 and 62,867,509,311.40 is: 94,163,501,376.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,719,231,221.80 : 105,923,878,637.10 = 62,867,509,311.40 : x
  2. Step 2: Convert to fraction form
    70,719,231,221.80/105,923,878,637.10 = 62,867,509,311.40/x
  3. Step 3: Cross multiply
    70,719,231,221.80x = 105,923,878,637.10 × 62,867,509,311.40
  4. Step 4: Simplify right side
    70,719,231,221.80x = 6,659,170,426,517,488,402,432
  5. Step 5: Solve for x
    x = 6,659,170,426,517,488,402,432/70,719,231,221.80
  6. Step 6: Final answer
    x = 94,163,501,376.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.