Home / 217,493,751.48-326,271,206.34-69,891,826.20

Finding the Fourth Proportional to 217,493,751.48, 326,271,206.34 and 69,891,826.20

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Solution

The fourth proportional to 217,493,751.48, 326,271,206.34 and 69,891,826.20 is: 104,847,565.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,493,751.48 : 326,271,206.34 = 69,891,826.20 : x
  2. Step 2: Convert to fraction form
    217,493,751.48/326,271,206.34 = 69,891,826.20/x
  3. Step 3: Cross multiply
    217,493,751.48x = 326,271,206.34 × 69,891,826.20
  4. Step 4: Simplify right side
    217,493,751.48x = 22,803,690,447,579,616
  5. Step 5: Solve for x
    x = 22,803,690,447,579,616/217,493,751.48
  6. Step 6: Final answer
    x = 104,847,565.93

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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.