Home / 318,482,106.48-477,501,063.36-141,122,784.83

Finding the Fourth Proportional to 318,482,106.48, 477,501,063.36 and 141,122,784.83

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Solution

The fourth proportional to 318,482,106.48, 477,501,063.36 and 141,122,784.83 is: 211,585,763.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,482,106.48 : 477,501,063.36 = 141,122,784.83 : x
  2. Step 2: Convert to fraction form
    318,482,106.48/477,501,063.36 = 141,122,784.83/x
  3. Step 3: Cross multiply
    318,482,106.48x = 477,501,063.36 × 141,122,784.83
  4. Step 4: Simplify right side
    318,482,106.48x = 67,386,279,818,261,968
  5. Step 5: Solve for x
    x = 67,386,279,818,261,968/318,482,106.48
  6. Step 6: Final answer
    x = 211,585,763.99

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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.