Home / 140,017,477.70-210,026,216.55-37,781,351.30

Finding the Fourth Proportional to 140,017,477.70, 210,026,216.55 and 37,781,351.30

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Solution

The fourth proportional to 140,017,477.70, 210,026,216.55 and 37,781,351.30 is: 56,672,026.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,017,477.70 : 210,026,216.55 = 37,781,351.30 : x
  2. Step 2: Convert to fraction form
    140,017,477.70/210,026,216.55 = 37,781,351.30/x
  3. Step 3: Cross multiply
    140,017,477.70x = 210,026,216.55 × 37,781,351.30
  4. Step 4: Simplify right side
    140,017,477.70x = 7,935,074,269,685,424
  5. Step 5: Solve for x
    x = 7,935,074,269,685,424/140,017,477.70
  6. Step 6: Final answer
    x = 56,672,026.95

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1.5x scale

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.