Home / 79,713,623.40-119,570,435.10-60,440,029.80

Finding the Fourth Proportional to 79,713,623.40, 119,570,435.10 and 60,440,029.80

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Solution

The fourth proportional to 79,713,623.40, 119,570,435.10 and 60,440,029.80 is: 90,660,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,713,623.40 : 119,570,435.10 = 60,440,029.80 : x
  2. Step 2: Convert to fraction form
    79,713,623.40/119,570,435.10 = 60,440,029.80/x
  3. Step 3: Cross multiply
    79,713,623.40x = 119,570,435.10 × 60,440,029.80
  4. Step 4: Simplify right side
    79,713,623.40x = 7,226,840,660,642,965
  5. Step 5: Solve for x
    x = 7,226,840,660,642,965/79,713,623.40
  6. Step 6: Final answer
    x = 90,660,044.70

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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.