Home / 188,451,945.04-260,064,088.68-105,946,407.76

Finding the Fourth Proportional to 188,451,945.04, 260,064,088.68 and 105,946,407.76

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Solution

The fourth proportional to 188,451,945.04, 260,064,088.68 and 105,946,407.76 is: 146,206,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,451,945.04 : 260,064,088.68 = 105,946,407.76 : x
  2. Step 2: Convert to fraction form
    188,451,945.04/260,064,088.68 = 105,946,407.76/x
  3. Step 3: Cross multiply
    188,451,945.04x = 260,064,088.68 × 105,946,407.76
  4. Step 4: Simplify right side
    188,451,945.04x = 27,552,855,983,024,084
  5. Step 5: Solve for x
    x = 27,552,855,983,024,084/188,451,945.04
  6. Step 6: Final answer
    x = 146,206,270.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.