Home / 258,361,658.91-356,547,698.64-140,893,416.50

Finding the Fourth Proportional to 258,361,658.91, 356,547,698.64 and 140,893,416.50

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Solution

The fourth proportional to 258,361,658.91, 356,547,698.64 and 140,893,416.50 is: 194,437,609.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,361,658.91 : 356,547,698.64 = 140,893,416.50 : x
  2. Step 2: Convert to fraction form
    258,361,658.91/356,547,698.64 = 140,893,416.50/x
  3. Step 3: Cross multiply
    258,361,658.91x = 356,547,698.64 × 140,893,416.50
  4. Step 4: Simplify right side
    258,361,658.91x = 50,235,223,404,819,264
  5. Step 5: Solve for x
    x = 50,235,223,404,819,264/258,361,658.91
  6. Step 6: Final answer
    x = 194,437,609.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.