Home / 185,249,045.63-277,958,424.92-80,236,507.62

Finding the Fourth Proportional to 185,249,045.63, 277,958,424.92 and 80,236,507.62

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Solution

The fourth proportional to 185,249,045.63, 277,958,424.92 and 80,236,507.62 is: 120,391,515.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,249,045.63 : 277,958,424.92 = 80,236,507.62 : x
  2. Step 2: Convert to fraction form
    185,249,045.63/277,958,424.92 = 80,236,507.62/x
  3. Step 3: Cross multiply
    185,249,045.63x = 277,958,424.92 × 80,236,507.62
  4. Step 4: Simplify right side
    185,249,045.63x = 22,302,413,278,735,600
  5. Step 5: Solve for x
    x = 22,302,413,278,735,600/185,249,045.63
  6. Step 6: Final answer
    x = 120,391,515.13

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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.