Home / 124,450,108.40-186,843,124.20-98,919,945.20

Finding the Fourth Proportional to 124,450,108.40, 186,843,124.20 and 98,919,945.20

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Solution

The fourth proportional to 124,450,108.40, 186,843,124.20 and 98,919,945.20 is: 148,513,423.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,450,108.40 : 186,843,124.20 = 98,919,945.20 : x
  2. Step 2: Convert to fraction form
    124,450,108.40/186,843,124.20 = 98,919,945.20/x
  3. Step 3: Cross multiply
    124,450,108.40x = 186,843,124.20 × 98,919,945.20
  4. Step 4: Simplify right side
    124,450,108.40x = 18,482,511,606,860,792
  5. Step 5: Solve for x
    x = 18,482,511,606,860,792/124,450,108.40
  6. Step 6: Final answer
    x = 148,513,423.13

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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.