Home / 718,013,491.11-1,074,811,256.64-468,481,444.56

Finding the Fourth Proportional to 718,013,491.11, 1,074,811,256.64 and 468,481,444.56

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Solution

The fourth proportional to 718,013,491.11, 1,074,811,256.64 and 468,481,444.56 is: 701,280,876.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,013,491.11 : 1,074,811,256.64 = 468,481,444.56 : x
  2. Step 2: Convert to fraction form
    718,013,491.11/1,074,811,256.64 = 468,481,444.56/x
  3. Step 3: Cross multiply
    718,013,491.11x = 1,074,811,256.64 × 468,481,444.56
  4. Step 4: Simplify right side
    718,013,491.11x = 503,529,130,140,056,128
  5. Step 5: Solve for x
    x = 503,529,130,140,056,128/718,013,491.11
  6. Step 6: Final answer
    x = 701,280,876.16

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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.