Home / 102,022,406.20-153,033,609.30-98,054,313.40

Finding the Fourth Proportional to 102,022,406.20, 153,033,609.30 and 98,054,313.40

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Solution

The fourth proportional to 102,022,406.20, 153,033,609.30 and 98,054,313.40 is: 147,081,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,022,406.20 : 153,033,609.30 = 98,054,313.40 : x
  2. Step 2: Convert to fraction form
    102,022,406.20/153,033,609.30 = 98,054,313.40/x
  3. Step 3: Cross multiply
    102,022,406.20x = 153,033,609.30 × 98,054,313.40
  4. Step 4: Simplify right side
    102,022,406.20x = 15,005,605,487,035,356
  5. Step 5: Solve for x
    x = 15,005,605,487,035,356/102,022,406.20
  6. Step 6: Final answer
    x = 147,081,470.10

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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.