Home / 71,916,441,598.08-99,243,958,380.48-39,801,866,106.24

Finding the Fourth Proportional to 71,916,441,598.08, 99,243,958,380.48 and 39,801,866,106.24

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Solution

The fourth proportional to 71,916,441,598.08, 99,243,958,380.48 and 39,801,866,106.24 is: 54,926,170,643.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,916,441,598.08 : 99,243,958,380.48 = 39,801,866,106.24 : x
  2. Step 2: Convert to fraction form
    71,916,441,598.08/99,243,958,380.48 = 39,801,866,106.24/x
  3. Step 3: Cross multiply
    71,916,441,598.08x = 99,243,958,380.48 × 39,801,866,106.24
  4. Step 4: Simplify right side
    71,916,441,598.08x = 3,950,094,743,313,119,707,136
  5. Step 5: Solve for x
    x = 3,950,094,743,313,119,707,136/71,916,441,598.08
  6. Step 6: Final answer
    x = 54,926,170,643.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.