Home / 100,148,004.08-150,204,248.72-45,547,800.56

Finding the Fourth Proportional to 100,148,004.08, 150,204,248.72 and 45,547,800.56

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Solution

The fourth proportional to 100,148,004.08, 150,204,248.72 and 45,547,800.56 is: 68,313,624.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,148,004.08 : 150,204,248.72 = 45,547,800.56 : x
  2. Step 2: Convert to fraction form
    100,148,004.08/150,204,248.72 = 45,547,800.56/x
  3. Step 3: Cross multiply
    100,148,004.08x = 150,204,248.72 × 45,547,800.56
  4. Step 4: Simplify right side
    100,148,004.08x = 6,841,473,163,963,196
  5. Step 5: Solve for x
    x = 6,841,473,163,963,196/100,148,004.08
  6. Step 6: Final answer
    x = 68,313,624.69

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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.