Home / 283,261,625.38-390,891,875.76-162,579,476.98

Finding the Fourth Proportional to 283,261,625.38, 390,891,875.76 and 162,579,476.98

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Solution

The fourth proportional to 283,261,625.38, 390,891,875.76 and 162,579,476.98 is: 224,354,416.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,261,625.38 : 390,891,875.76 = 162,579,476.98 : x
  2. Step 2: Convert to fraction form
    283,261,625.38/390,891,875.76 = 162,579,476.98/x
  3. Step 3: Cross multiply
    283,261,625.38x = 390,891,875.76 × 162,579,476.98
  4. Step 4: Simplify right side
    283,261,625.38x = 63,550,996,716,791,936
  5. Step 5: Solve for x
    x = 63,550,996,716,791,936/283,261,625.38
  6. Step 6: Final answer
    x = 224,354,416.63

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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.