Home / 255,056,421.60-382,584,632.40-101,726,143.20

Finding the Fourth Proportional to 255,056,421.60, 382,584,632.40 and 101,726,143.20

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Solution

The fourth proportional to 255,056,421.60, 382,584,632.40 and 101,726,143.20 is: 152,589,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,056,421.60 : 382,584,632.40 = 101,726,143.20 : x
  2. Step 2: Convert to fraction form
    255,056,421.60/382,584,632.40 = 101,726,143.20/x
  3. Step 3: Cross multiply
    255,056,421.60x = 382,584,632.40 × 101,726,143.20
  4. Step 4: Simplify right side
    255,056,421.60x = 38,918,859,101,641,760
  5. Step 5: Solve for x
    x = 38,918,859,101,641,760/255,056,421.60
  6. Step 6: Final answer
    x = 152,589,214.80

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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.