Home / 1,823,678,010.10-2,516,677,806.30-988,302,580.72

Finding the Fourth Proportional to 1,823,678,010.10, 2,516,677,806.30 and 988,302,580.72

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Solution

The fourth proportional to 1,823,678,010.10, 2,516,677,806.30 and 988,302,580.72 is: 1,363,858,727.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823,678,010.10 : 2,516,677,806.30 = 988,302,580.72 : x
  2. Step 2: Convert to fraction form
    1,823,678,010.10/2,516,677,806.30 = 988,302,580.72/x
  3. Step 3: Cross multiply
    1,823,678,010.10x = 2,516,677,806.30 × 988,302,580.72
  4. Step 4: Simplify right side
    1,823,678,010.10x = 2,487,239,170,807,038,464
  5. Step 5: Solve for x
    x = 2,487,239,170,807,038,464/1,823,678,010.10
  6. Step 6: Final answer
    x = 1,363,858,727.82

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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.