Home / 99,140,771,477.61-136,814,727,951.79-56,323,603,843.73

Finding the Fourth Proportional to 99,140,771,477.61, 136,814,727,951.79 and 56,323,603,843.73

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Solution

The fourth proportional to 99,140,771,477.61, 136,814,727,951.79 and 56,323,603,843.73 is: 77,726,836,520.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,140,771,477.61 : 136,814,727,951.79 = 56,323,603,843.73 : x
  2. Step 2: Convert to fraction form
    99,140,771,477.61/136,814,727,951.79 = 56,323,603,843.73/x
  3. Step 3: Cross multiply
    99,140,771,477.61x = 136,814,727,951.79 × 56,323,603,843.73
  4. Step 4: Simplify right side
    99,140,771,477.61x = 7,705,898,537,144,313,446,400
  5. Step 5: Solve for x
    x = 7,705,898,537,144,313,446,400/99,140,771,477.61
  6. Step 6: Final answer
    x = 77,726,836,520.38

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Double scale
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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.