Home / 412,826,117.95-569,700,136.68-227,187,133.64

Finding the Fourth Proportional to 412,826,117.95, 569,700,136.68 and 227,187,133.64

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Solution

The fourth proportional to 412,826,117.95, 569,700,136.68 and 227,187,133.64 is: 313,518,296.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,826,117.95 : 569,700,136.68 = 227,187,133.64 : x
  2. Step 2: Convert to fraction form
    412,826,117.95/569,700,136.68 = 227,187,133.64/x
  3. Step 3: Cross multiply
    412,826,117.95x = 569,700,136.68 × 227,187,133.64
  4. Step 4: Simplify right side
    412,826,117.95x = 129,428,541,085,509,472
  5. Step 5: Solve for x
    x = 129,428,541,085,509,472/412,826,117.95
  6. Step 6: Final answer
    x = 313,518,296.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.