Home / 176,382,398.15-243,421,343.91-105,820,663.83

Finding the Fourth Proportional to 176,382,398.15, 243,421,343.91 and 105,820,663.83

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Solution

The fourth proportional to 176,382,398.15, 243,421,343.91 and 105,820,663.83 is: 146,040,696.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,382,398.15 : 243,421,343.91 = 105,820,663.83 : x
  2. Step 2: Convert to fraction form
    176,382,398.15/243,421,343.91 = 105,820,663.83/x
  3. Step 3: Cross multiply
    176,382,398.15x = 243,421,343.91 × 105,820,663.83
  4. Step 4: Simplify right side
    176,382,398.15x = 25,759,008,202,034,096
  5. Step 5: Solve for x
    x = 25,759,008,202,034,096/176,382,398.15
  6. Step 6: Final answer
    x = 146,040,696.08

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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.