Home / 140,990,406.12-211,437,698.94-48,852,642.60

Finding the Fourth Proportional to 140,990,406.12, 211,437,698.94 and 48,852,642.60

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Solution

The fourth proportional to 140,990,406.12, 211,437,698.94 and 48,852,642.60 is: 73,262,363.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,990,406.12 : 211,437,698.94 = 48,852,642.60 : x
  2. Step 2: Convert to fraction form
    140,990,406.12/211,437,698.94 = 48,852,642.60/x
  3. Step 3: Cross multiply
    140,990,406.12x = 211,437,698.94 × 48,852,642.60
  4. Step 4: Simplify right side
    140,990,406.12x = 10,329,290,338,482,220
  5. Step 5: Solve for x
    x = 10,329,290,338,482,220/140,990,406.12
  6. Step 6: Final answer
    x = 73,262,363.18

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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.