Home / 98,053,220.98-146,888,490.48-76,386,371.50

Finding the Fourth Proportional to 98,053,220.98, 146,888,490.48 and 76,386,371.50

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Solution

The fourth proportional to 98,053,220.98, 146,888,490.48 and 76,386,371.50 is: 114,430,496.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,053,220.98 : 146,888,490.48 = 76,386,371.50 : x
  2. Step 2: Convert to fraction form
    98,053,220.98/146,888,490.48 = 76,386,371.50/x
  3. Step 3: Cross multiply
    98,053,220.98x = 146,888,490.48 × 76,386,371.50
  4. Step 4: Simplify right side
    98,053,220.98x = 11,220,278,802,879,492
  5. Step 5: Solve for x
    x = 11,220,278,802,879,492/98,053,220.98
  6. Step 6: Final answer
    x = 114,430,496.94

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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.