Home / 163,679,569.20-245,613,832.20-61,453,940.40

Finding the Fourth Proportional to 163,679,569.20, 245,613,832.20 and 61,453,940.40

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Solution

The fourth proportional to 163,679,569.20, 245,613,832.20 and 61,453,940.40 is: 92,216,382.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,679,569.20 : 245,613,832.20 = 61,453,940.40 : x
  2. Step 2: Convert to fraction form
    163,679,569.20/245,613,832.20 = 61,453,940.40/x
  3. Step 3: Cross multiply
    163,679,569.20x = 245,613,832.20 × 61,453,940.40
  4. Step 4: Simplify right side
    163,679,569.20x = 15,093,937,805,434,400
  5. Step 5: Solve for x
    x = 15,093,937,805,434,400/163,679,569.20
  6. Step 6: Final answer
    x = 92,216,382.77

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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.