Home / 358,545,073.32-537,836,680.98-112,920,916.32

Finding the Fourth Proportional to 358,545,073.32, 537,836,680.98 and 112,920,916.32

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Solution

The fourth proportional to 358,545,073.32, 537,836,680.98 and 112,920,916.32 is: 169,387,380.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,545,073.32 : 537,836,680.98 = 112,920,916.32 : x
  2. Step 2: Convert to fraction form
    358,545,073.32/537,836,680.98 = 112,920,916.32/x
  3. Step 3: Cross multiply
    358,545,073.32x = 537,836,680.98 × 112,920,916.32
  4. Step 4: Simplify right side
    358,545,073.32x = 60,733,010,846,769,112
  5. Step 5: Solve for x
    x = 60,733,010,846,769,112/358,545,073.32
  6. Step 6: Final answer
    x = 169,387,380.74

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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.