Home / 211,710,638.08-317,530,734.27-64,123,108.45

Finding the Fourth Proportional to 211,710,638.08, 317,530,734.27 and 64,123,108.45

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Solution

The fourth proportional to 211,710,638.08, 317,530,734.27 and 64,123,108.45 is: 96,173,994.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,710,638.08 : 317,530,734.27 = 64,123,108.45 : x
  2. Step 2: Convert to fraction form
    211,710,638.08/317,530,734.27 = 64,123,108.45/x
  3. Step 3: Cross multiply
    211,710,638.08x = 317,530,734.27 × 64,123,108.45
  4. Step 4: Simplify right side
    211,710,638.08x = 20,361,057,708,053,536
  5. Step 5: Solve for x
    x = 20,361,057,708,053,536/211,710,638.08
  6. Step 6: Final answer
    x = 96,173,994.34

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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.