Home / 166,001,578.10-249,002,335.86-49,418,639.36

Finding the Fourth Proportional to 166,001,578.10, 249,002,335.86 and 49,418,639.36

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Solution

The fourth proportional to 166,001,578.10, 249,002,335.86 and 49,418,639.36 is: 74,127,949.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,001,578.10 : 249,002,335.86 = 49,418,639.36 : x
  2. Step 2: Convert to fraction form
    166,001,578.10/249,002,335.86 = 49,418,639.36/x
  3. Step 3: Cross multiply
    166,001,578.10x = 249,002,335.86 × 49,418,639.36
  4. Step 4: Simplify right side
    166,001,578.10x = 12,305,356,635,444,590
  5. Step 5: Solve for x
    x = 12,305,356,635,444,590/166,001,578.10
  6. Step 6: Final answer
    x = 74,127,949.72

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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.