Home / 295,031,719.70-442,547,579.55-124,808,513.30

Finding the Fourth Proportional to 295,031,719.70, 442,547,579.55 and 124,808,513.30

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Solution

The fourth proportional to 295,031,719.70, 442,547,579.55 and 124,808,513.30 is: 187,212,769.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,031,719.70 : 442,547,579.55 = 124,808,513.30 : x
  2. Step 2: Convert to fraction form
    295,031,719.70/442,547,579.55 = 124,808,513.30/x
  3. Step 3: Cross multiply
    295,031,719.70x = 442,547,579.55 × 124,808,513.30
  4. Step 4: Simplify right side
    295,031,719.70x = 55,233,705,468,148,984
  5. Step 5: Solve for x
    x = 55,233,705,468,148,984/295,031,719.70
  6. Step 6: Final answer
    x = 187,212,769.95

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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.