Home / 70,364,550.40-105,543,326.40-36,289,340.80

Finding the Fourth Proportional to 70,364,550.40, 105,543,326.40 and 36,289,340.80

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Solution

The fourth proportional to 70,364,550.40, 105,543,326.40 and 36,289,340.80 is: 54,432,206.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,364,550.40 : 105,543,326.40 = 36,289,340.80 : x
  2. Step 2: Convert to fraction form
    70,364,550.40/105,543,326.40 = 36,289,340.80/x
  3. Step 3: Cross multiply
    70,364,550.40x = 105,543,326.40 × 36,289,340.80
  4. Step 4: Simplify right side
    70,364,550.40x = 3,830,097,740,895,237
  5. Step 5: Solve for x
    x = 3,830,097,740,895,237/70,364,550.40
  6. Step 6: Final answer
    x = 54,432,206.55

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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.