Home / 141,120,792,006.30-211,681,188,009.45-70,593,044,319.90

Finding the Fourth Proportional to 141,120,792,006.30, 211,681,188,009.45 and 70,593,044,319.90

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Solution

The fourth proportional to 141,120,792,006.30, 211,681,188,009.45 and 70,593,044,319.90 is: 105,889,566,479.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,120,792,006.30 : 211,681,188,009.45 = 70,593,044,319.90 : x
  2. Step 2: Convert to fraction form
    141,120,792,006.30/211,681,188,009.45 = 70,593,044,319.90/x
  3. Step 3: Cross multiply
    141,120,792,006.30x = 211,681,188,009.45 × 70,593,044,319.90
  4. Step 4: Simplify right side
    141,120,792,006.30x = 14,943,219,486,840,187,781,120
  5. Step 5: Solve for x
    x = 14,943,219,486,840,187,781,120/141,120,792,006.30
  6. Step 6: Final answer
    x = 105,889,566,479.85

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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.