Home / 99,285,214,765.44-148,926,840,753.80-45,487,090,403.39

Finding the Fourth Proportional to 99,285,214,765.44, 148,926,840,753.80 and 45,487,090,403.39

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Solution

The fourth proportional to 99,285,214,765.44, 148,926,840,753.80 and 45,487,090,403.39 is: 68,230,185,983.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,285,214,765.44 : 148,926,840,753.80 = 45,487,090,403.39 : x
  2. Step 2: Convert to fraction form
    99,285,214,765.44/148,926,840,753.80 = 45,487,090,403.39/x
  3. Step 3: Cross multiply
    99,285,214,765.44x = 148,926,840,753.80 × 45,487,090,403.39
  4. Step 4: Simplify right side
    99,285,214,765.44x = 6,774,248,668,859,961,704,448
  5. Step 5: Solve for x
    x = 6,774,248,668,859,961,704,448/99,285,214,765.44
  6. Step 6: Final answer
    x = 68,230,185,983.52

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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.