Home / 146,707,473.40-220,061,210.10-70,179,969.40

Finding the Fourth Proportional to 146,707,473.40, 220,061,210.10 and 70,179,969.40

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Solution

The fourth proportional to 146,707,473.40, 220,061,210.10 and 70,179,969.40 is: 105,269,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,707,473.40 : 220,061,210.10 = 70,179,969.40 : x
  2. Step 2: Convert to fraction form
    146,707,473.40/220,061,210.10 = 70,179,969.40/x
  3. Step 3: Cross multiply
    146,707,473.40x = 220,061,210.10 × 70,179,969.40
  4. Step 4: Simplify right side
    146,707,473.40x = 15,443,888,990,944,972
  5. Step 5: Solve for x
    x = 15,443,888,990,944,972/146,707,473.40
  6. Step 6: Final answer
    x = 105,269,954.10

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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.