Home / 99,140,770,680.51-136,814,726,855.01-56,323,603,046.35

Finding the Fourth Proportional to 99,140,770,680.51, 136,814,726,855.01 and 56,323,603,046.35

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Solution

The fourth proportional to 99,140,770,680.51, 136,814,726,855.01 and 56,323,603,046.35 is: 77,726,835,421.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,140,770,680.51 : 136,814,726,855.01 = 56,323,603,046.35 : x
  2. Step 2: Convert to fraction form
    99,140,770,680.51/136,814,726,855.01 = 56,323,603,046.35/x
  3. Step 3: Cross multiply
    99,140,770,680.51x = 136,814,726,855.01 × 56,323,603,046.35
  4. Step 4: Simplify right side
    99,140,770,680.51x = 7,705,898,366,276,383,801,344
  5. Step 5: Solve for x
    x = 7,705,898,366,276,383,801,344/99,140,770,680.51
  6. Step 6: Final answer
    x = 77,726,835,421.82

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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.