Home / 100,602,005.10-150,903,007.65-35,907,920.70

Finding the Fourth Proportional to 100,602,005.10, 150,903,007.65 and 35,907,920.70

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Solution

The fourth proportional to 100,602,005.10, 150,903,007.65 and 35,907,920.70 is: 53,861,881.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,602,005.10 : 150,903,007.65 = 35,907,920.70 : x
  2. Step 2: Convert to fraction form
    100,602,005.10/150,903,007.65 = 35,907,920.70/x
  3. Step 3: Cross multiply
    100,602,005.10x = 150,903,007.65 × 35,907,920.70
  4. Step 4: Simplify right side
    100,602,005.10x = 5,418,613,232,087,694
  5. Step 5: Solve for x
    x = 5,418,613,232,087,694/100,602,005.10
  6. Step 6: Final answer
    x = 53,861,881.05

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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.