Home / 313,131,775.01-432,096,649.20-180,981,330.89

Finding the Fourth Proportional to 313,131,775.01, 432,096,649.20 and 180,981,330.89

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Solution

The fourth proportional to 313,131,775.01, 432,096,649.20 and 180,981,330.89 is: 249,739,671.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,131,775.01 : 432,096,649.20 = 180,981,330.89 : x
  2. Step 2: Convert to fraction form
    313,131,775.01/432,096,649.20 = 180,981,330.89/x
  3. Step 3: Cross multiply
    313,131,775.01x = 432,096,649.20 × 180,981,330.89
  4. Step 4: Simplify right side
    313,131,775.01x = 78,201,426,643,164,960
  5. Step 5: Solve for x
    x = 78,201,426,643,164,960/313,131,775.01
  6. Step 6: Final answer
    x = 249,739,671.55

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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.