Home / 140,448,656.70-210,620,727.90-48,306,531.60

Finding the Fourth Proportional to 140,448,656.70, 210,620,727.90 and 48,306,531.60

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Solution

The fourth proportional to 140,448,656.70, 210,620,727.90 and 48,306,531.60 is: 72,441,823.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,448,656.70 : 210,620,727.90 = 48,306,531.60 : x
  2. Step 2: Convert to fraction form
    140,448,656.70/210,620,727.90 = 48,306,531.60/x
  3. Step 3: Cross multiply
    140,448,656.70x = 210,620,727.90 × 48,306,531.60
  4. Step 4: Simplify right side
    140,448,656.70x = 10,174,356,847,916,352
  5. Step 5: Solve for x
    x = 10,174,356,847,916,352/140,448,656.70
  6. Step 6: Final answer
    x = 72,441,823.84

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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.