Home / 173,869,720.90-260,804,581.35-155,729,868.10

Finding the Fourth Proportional to 173,869,720.90, 260,804,581.35 and 155,729,868.10

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Solution

The fourth proportional to 173,869,720.90, 260,804,581.35 and 155,729,868.10 is: 233,594,802.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,869,720.90 : 260,804,581.35 = 155,729,868.10 : x
  2. Step 2: Convert to fraction form
    173,869,720.90/260,804,581.35 = 155,729,868.10/x
  3. Step 3: Cross multiply
    173,869,720.90x = 260,804,581.35 × 155,729,868.10
  4. Step 4: Simplify right side
    173,869,720.90x = 40,615,063,053,511,216
  5. Step 5: Solve for x
    x = 40,615,063,053,511,216/173,869,720.90
  6. Step 6: Final answer
    x = 233,594,802.15

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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.