Home / 908,053,496.91-1,362,080,263.39-217,960,750.98

Finding the Fourth Proportional to 908,053,496.91, 1,362,080,263.39 and 217,960,750.98

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Solution

The fourth proportional to 908,053,496.91, 1,362,080,263.39 and 217,960,750.98 is: 326,941,130.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,053,496.91 : 1,362,080,263.39 = 217,960,750.98 : x
  2. Step 2: Convert to fraction form
    908,053,496.91/1,362,080,263.39 = 217,960,750.98/x
  3. Step 3: Cross multiply
    908,053,496.91x = 1,362,080,263.39 × 217,960,750.98
  4. Step 4: Simplify right side
    908,053,496.91x = 296,880,037,102,975,680
  5. Step 5: Solve for x
    x = 296,880,037,102,975,680/908,053,496.91
  6. Step 6: Final answer
    x = 326,941,130.80

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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.