Home / 194,421,913.92-268,175,820.60-124,696,854.72

Finding the Fourth Proportional to 194,421,913.92, 268,175,820.60 and 124,696,854.72

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Solution

The fourth proportional to 194,421,913.92, 268,175,820.60 and 124,696,854.72 is: 172,000,576.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,421,913.92 : 268,175,820.60 = 124,696,854.72 : x
  2. Step 2: Convert to fraction form
    194,421,913.92/268,175,820.60 = 124,696,854.72/x
  3. Step 3: Cross multiply
    194,421,913.92x = 268,175,820.60 × 124,696,854.72
  4. Step 4: Simplify right side
    194,421,913.92x = 33,440,681,340,774,984
  5. Step 5: Solve for x
    x = 33,440,681,340,774,984/194,421,913.92
  6. Step 6: Final answer
    x = 172,000,576.82

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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.