Home / 347,736,573.60-521,604,860.40-105,367,984.80

Finding the Fourth Proportional to 347,736,573.60, 521,604,860.40 and 105,367,984.80

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Solution

The fourth proportional to 347,736,573.60, 521,604,860.40 and 105,367,984.80 is: 158,051,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,573.60 : 521,604,860.40 = 105,367,984.80 : x
  2. Step 2: Convert to fraction form
    347,736,573.60/521,604,860.40 = 105,367,984.80/x
  3. Step 3: Cross multiply
    347,736,573.60x = 521,604,860.40 × 105,367,984.80
  4. Step 4: Simplify right side
    347,736,573.60x = 54,960,453,002,233,320
  5. Step 5: Solve for x
    x = 54,960,453,002,233,320/347,736,573.60
  6. Step 6: Final answer
    x = 158,051,977.20

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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.