Home / 104,976,150.30-157,464,225.45-66,806,876.70

Finding the Fourth Proportional to 104,976,150.30, 157,464,225.45 and 66,806,876.70

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Solution

The fourth proportional to 104,976,150.30, 157,464,225.45 and 66,806,876.70 is: 100,210,315.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,150.30 : 157,464,225.45 = 66,806,876.70 : x
  2. Step 2: Convert to fraction form
    104,976,150.30/157,464,225.45 = 66,806,876.70/x
  3. Step 3: Cross multiply
    104,976,150.30x = 157,464,225.45 × 66,806,876.70
  4. Step 4: Simplify right side
    104,976,150.30x = 10,519,693,094,299,152
  5. Step 5: Solve for x
    x = 10,519,693,094,299,152/104,976,150.30
  6. Step 6: Final answer
    x = 100,210,315.05

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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.