Home / 137,808,899,762.85-206,595,444,227.03-52,879,641,759.18

Finding the Fourth Proportional to 137,808,899,762.85, 206,595,444,227.03 and 52,879,641,759.18

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Solution

The fourth proportional to 137,808,899,762.85, 206,595,444,227.03 and 52,879,641,759.18 is: 79,274,220,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,808,899,762.85 : 206,595,444,227.03 = 52,879,641,759.18 : x
  2. Step 2: Convert to fraction form
    137,808,899,762.85/206,595,444,227.03 = 52,879,641,759.18/x
  3. Step 3: Cross multiply
    137,808,899,762.85x = 206,595,444,227.03 × 52,879,641,759.18
  4. Step 4: Simplify right side
    137,808,899,762.85x = 10,924,693,079,803,998,240,768
  5. Step 5: Solve for x
    x = 10,924,693,079,803,998,240,768/137,808,899,762.85
  6. Step 6: Final answer
    x = 79,274,220,305.10

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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.