Home / 57,472,017.60-86,208,026.40-55,456,478.40

Finding the Fourth Proportional to 57,472,017.60, 86,208,026.40 and 55,456,478.40

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Solution

The fourth proportional to 57,472,017.60, 86,208,026.40 and 55,456,478.40 is: 83,184,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,472,017.60 : 86,208,026.40 = 55,456,478.40 : x
  2. Step 2: Convert to fraction form
    57,472,017.60/86,208,026.40 = 55,456,478.40/x
  3. Step 3: Cross multiply
    57,472,017.60x = 86,208,026.40 × 55,456,478.40
  4. Step 4: Simplify right side
    57,472,017.60x = 4,780,793,553,958,230
  5. Step 5: Solve for x
    x = 4,780,793,553,958,230/57,472,017.60
  6. Step 6: Final answer
    x = 83,184,717.60

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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.