Home / 746,496,005.40-1,119,744,008.10-261,870,802.20

Finding the Fourth Proportional to 746,496,005.40, 1,119,744,008.10 and 261,870,802.20

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Solution

The fourth proportional to 746,496,005.40, 1,119,744,008.10 and 261,870,802.20 is: 392,806,203.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,496,005.40 : 1,119,744,008.10 = 261,870,802.20 : x
  2. Step 2: Convert to fraction form
    746,496,005.40/1,119,744,008.10 = 261,870,802.20/x
  3. Step 3: Cross multiply
    746,496,005.40x = 1,119,744,008.10 × 261,870,802.20
  4. Step 4: Simplify right side
    746,496,005.40x = 293,228,261,659,790,272
  5. Step 5: Solve for x
    x = 293,228,261,659,790,272/746,496,005.40
  6. Step 6: Final answer
    x = 392,806,203.30

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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.