Home / 102,022,666.20-153,033,999.30-98,054,573.40

Finding the Fourth Proportional to 102,022,666.20, 153,033,999.30 and 98,054,573.40

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Solution

The fourth proportional to 102,022,666.20, 153,033,999.30 and 98,054,573.40 is: 147,081,860.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,022,666.20 : 153,033,999.30 = 98,054,573.40 : x
  2. Step 2: Convert to fraction form
    102,022,666.20/153,033,999.30 = 98,054,573.40/x
  3. Step 3: Cross multiply
    102,022,666.20x = 153,033,999.30 × 98,054,573.40
  4. Step 4: Simplify right side
    102,022,666.20x = 15,005,683,517,057,400
  5. Step 5: Solve for x
    x = 15,005,683,517,057,400/102,022,666.20
  6. Step 6: Final answer
    x = 147,081,860.10

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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.