Home / 114,432,007.60-171,648,011.40-28,169,729.20

Finding the Fourth Proportional to 114,432,007.60, 171,648,011.40 and 28,169,729.20

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Solution

The fourth proportional to 114,432,007.60, 171,648,011.40 and 28,169,729.20 is: 42,254,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,432,007.60 : 171,648,011.40 = 28,169,729.20 : x
  2. Step 2: Convert to fraction form
    114,432,007.60/171,648,011.40 = 28,169,729.20/x
  3. Step 3: Cross multiply
    114,432,007.60x = 171,648,011.40 × 28,169,729.20
  4. Step 4: Simplify right side
    114,432,007.60x = 4,835,277,998,856,513
  5. Step 5: Solve for x
    x = 4,835,277,998,856,513/114,432,007.60
  6. Step 6: Final answer
    x = 42,254,593.80

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1.5x scale

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.