Home / 99,285,208,208.82-148,926,830,881.05-45,487,083,834.48

Finding the Fourth Proportional to 99,285,208,208.82, 148,926,830,881.05 and 45,487,083,834.48

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Solution

The fourth proportional to 99,285,208,208.82, 148,926,830,881.05 and 45,487,083,834.48 is: 68,230,176,112.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,285,208,208.82 : 148,926,830,881.05 = 45,487,083,834.48 : x
  2. Step 2: Convert to fraction form
    99,285,208,208.82/148,926,830,881.05 = 45,487,083,834.48/x
  3. Step 3: Cross multiply
    99,285,208,208.82x = 148,926,830,881.05 × 45,487,083,834.48
  4. Step 4: Simplify right side
    99,285,208,208.82x = 6,774,247,241,489,746,755,584
  5. Step 5: Solve for x
    x = 6,774,247,241,489,746,755,584/99,285,208,208.82
  6. Step 6: Final answer
    x = 68,230,176,112.86

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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.