Home / 2,859,980,094.38-4,289,983,842.79-868,039,456.66

Finding the Fourth Proportional to 2,859,980,094.38, 4,289,983,842.79 and 868,039,456.66

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Solution

The fourth proportional to 2,859,980,094.38, 4,289,983,842.79 and 868,039,456.66 is: 1,302,063,343.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,980,094.38 : 4,289,983,842.79 = 868,039,456.66 : x
  2. Step 2: Convert to fraction form
    2,859,980,094.38/4,289,983,842.79 = 868,039,456.66/x
  3. Step 3: Cross multiply
    2,859,980,094.38x = 4,289,983,842.79 × 868,039,456.66
  4. Step 4: Simplify right side
    2,859,980,094.38x = 3,723,875,243,975,610,368
  5. Step 5: Solve for x
    x = 3,723,875,243,975,610,368/2,859,980,094.38
  6. Step 6: Final answer
    x = 1,302,063,343.48

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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.