Home / 343,146,178.92-514,429,971.84-148,911,273.12

Finding the Fourth Proportional to 343,146,178.92, 514,429,971.84 and 148,911,273.12

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Solution

The fourth proportional to 343,146,178.92, 514,429,971.84 and 148,911,273.12 is: 223,241,366.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,146,178.92 : 514,429,971.84 = 148,911,273.12 : x
  2. Step 2: Convert to fraction form
    343,146,178.92/514,429,971.84 = 148,911,273.12/x
  3. Step 3: Cross multiply
    343,146,178.92x = 514,429,971.84 × 148,911,273.12
  4. Step 4: Simplify right side
    343,146,178.92x = 76,604,422,037,780,144
  5. Step 5: Solve for x
    x = 76,604,422,037,780,144/343,146,178.92
  6. Step 6: Final answer
    x = 223,241,366.93

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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.