Home / 1,823,678,006.10-2,516,677,800.78-988,302,576.72

Finding the Fourth Proportional to 1,823,678,006.10, 2,516,677,800.78 and 988,302,576.72

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Solution

The fourth proportional to 1,823,678,006.10, 2,516,677,800.78 and 988,302,576.72 is: 1,363,858,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823,678,006.10 : 2,516,677,800.78 = 988,302,576.72 : x
  2. Step 2: Convert to fraction form
    1,823,678,006.10/2,516,677,800.78 = 988,302,576.72/x
  3. Step 3: Cross multiply
    1,823,678,006.10x = 2,516,677,800.78 × 988,302,576.72
  4. Step 4: Simplify right side
    1,823,678,006.10x = 2,487,239,155,284,897,280
  5. Step 5: Solve for x
    x = 2,487,239,155,284,897,280/1,823,678,006.10
  6. Step 6: Final answer
    x = 1,363,858,722.30

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1.5x scale

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.