Home / 152,110,376.45-228,165,209.83-99,917,501.50

Finding the Fourth Proportional to 152,110,376.45, 228,165,209.83 and 99,917,501.50

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Solution

The fourth proportional to 152,110,376.45, 228,165,209.83 and 99,917,501.50 is: 149,876,019.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,110,376.45 : 228,165,209.83 = 99,917,501.50 : x
  2. Step 2: Convert to fraction form
    152,110,376.45/228,165,209.83 = 99,917,501.50/x
  3. Step 3: Cross multiply
    152,110,376.45x = 228,165,209.83 × 99,917,501.50
  4. Step 4: Simplify right side
    152,110,376.45x = 22,797,697,694,616,632
  5. Step 5: Solve for x
    x = 22,797,697,694,616,632/152,110,376.45
  6. Step 6: Final answer
    x = 149,876,019.16

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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.