Home / 276,021,453.70-413,680,510.95-146,691,021.70

Finding the Fourth Proportional to 276,021,453.70, 413,680,510.95 and 146,691,021.70

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Solution

The fourth proportional to 276,021,453.70, 413,680,510.95 and 146,691,021.70 is: 219,849,638.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,021,453.70 : 413,680,510.95 = 146,691,021.70 : x
  2. Step 2: Convert to fraction form
    276,021,453.70/413,680,510.95 = 146,691,021.70/x
  3. Step 3: Cross multiply
    276,021,453.70x = 413,680,510.95 × 146,691,021.70
  4. Step 4: Simplify right side
    276,021,453.70x = 60,683,216,808,633,528
  5. Step 5: Solve for x
    x = 60,683,216,808,633,528/276,021,453.70
  6. Step 6: Final answer
    x = 219,849,638.48

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1.5x scale

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.