Home / 71,036,098.88-98,029,816.80-38,441,051.20

Finding the Fourth Proportional to 71,036,098.88, 98,029,816.80 and 38,441,051.20

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Solution

The fourth proportional to 71,036,098.88, 98,029,816.80 and 38,441,051.20 is: 53,048,650.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,036,098.88 : 98,029,816.80 = 38,441,051.20 : x
  2. Step 2: Convert to fraction form
    71,036,098.88/98,029,816.80 = 38,441,051.20/x
  3. Step 3: Cross multiply
    71,036,098.88x = 98,029,816.80 × 38,441,051.20
  4. Step 4: Simplify right side
    71,036,098.88x = 3,768,369,206,735,420.50
  5. Step 5: Solve for x
    x = 3,768,369,206,735,420.50/71,036,098.88
  6. Step 6: Final answer
    x = 53,048,650.84

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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.