Home / 99,019,976.40-148,529,964.60-56,552,648.40

Finding the Fourth Proportional to 99,019,976.40, 148,529,964.60 and 56,552,648.40

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Solution

The fourth proportional to 99,019,976.40, 148,529,964.60 and 56,552,648.40 is: 84,828,972.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,019,976.40 : 148,529,964.60 = 56,552,648.40 : x
  2. Step 2: Convert to fraction form
    99,019,976.40/148,529,964.60 = 56,552,648.40/x
  3. Step 3: Cross multiply
    99,019,976.40x = 148,529,964.60 × 56,552,648.40
  4. Step 4: Simplify right side
    99,019,976.40x = 8,399,762,864,888,246
  5. Step 5: Solve for x
    x = 8,399,762,864,888,246/99,019,976.40
  6. Step 6: Final answer
    x = 84,828,972.60

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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.