Home / 348,655,231.76-481,134,392.47-189,881,770.97

Finding the Fourth Proportional to 348,655,231.76, 481,134,392.47 and 189,881,770.97

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Solution

The fourth proportional to 348,655,231.76, 481,134,392.47 and 189,881,770.97 is: 262,031,491.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,655,231.76 : 481,134,392.47 = 189,881,770.97 : x
  2. Step 2: Convert to fraction form
    348,655,231.76/481,134,392.47 = 189,881,770.97/x
  3. Step 3: Cross multiply
    348,655,231.76x = 481,134,392.47 × 189,881,770.97
  4. Step 4: Simplify right side
    348,655,231.76x = 91,358,650,517,506,752
  5. Step 5: Solve for x
    x = 91,358,650,517,506,752/348,655,231.76
  6. Step 6: Final answer
    x = 262,031,491.85

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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.