Home / 96,768,278.40-145,164,859.20-48,270,921.60

Finding the Fourth Proportional to 96,768,278.40, 145,164,859.20 and 48,270,921.60

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Solution

The fourth proportional to 96,768,278.40, 145,164,859.20 and 48,270,921.60 is: 72,412,588.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,768,278.40 : 145,164,859.20 = 48,270,921.60 : x
  2. Step 2: Convert to fraction form
    96,768,278.40/145,164,859.20 = 48,270,921.60/x
  3. Step 3: Cross multiply
    96,768,278.40x = 145,164,859.20 × 48,270,921.60
  4. Step 4: Simplify right side
    96,768,278.40x = 7,007,241,537,518,238
  5. Step 5: Solve for x
    x = 7,007,241,537,518,238/96,768,278.40
  6. Step 6: Final answer
    x = 72,412,588.64

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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.