Home / 137,658,037.23-206,411,582.81-54,575,623.71

Finding the Fourth Proportional to 137,658,037.23, 206,411,582.81 and 54,575,623.71

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Solution

The fourth proportional to 137,658,037.23, 206,411,582.81 and 54,575,623.71 is: 81,833,513.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,658,037.23 : 206,411,582.81 = 54,575,623.71 : x
  2. Step 2: Convert to fraction form
    137,658,037.23/206,411,582.81 = 54,575,623.71/x
  3. Step 3: Cross multiply
    137,658,037.23x = 206,411,582.81 × 54,575,623.71
  4. Step 4: Simplify right side
    137,658,037.23x = 11,265,040,872,824,064
  5. Step 5: Solve for x
    x = 11,265,040,872,824,064/137,658,037.23
  6. Step 6: Final answer
    x = 81,833,513.68

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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.