Home / 99,774,377.84-148,739,294.18-98,201,976.78

Finding the Fourth Proportional to 99,774,377.84, 148,739,294.18 and 98,201,976.78

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Solution

The fourth proportional to 99,774,377.84, 148,739,294.18 and 98,201,976.78 is: 146,395,227.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,774,377.84 : 148,739,294.18 = 98,201,976.78 : x
  2. Step 2: Convert to fraction form
    99,774,377.84/148,739,294.18 = 98,201,976.78/x
  3. Step 3: Cross multiply
    99,774,377.84x = 148,739,294.18 × 98,201,976.78
  4. Step 4: Simplify right side
    99,774,377.84x = 14,606,492,714,141,226
  5. Step 5: Solve for x
    x = 14,606,492,714,141,226/99,774,377.84
  6. Step 6: Final answer
    x = 146,395,227.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.