Home / 885,695,329.70-1,328,542,994.55-230,645,089.70

Finding the Fourth Proportional to 885,695,329.70, 1,328,542,994.55 and 230,645,089.70

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Solution

The fourth proportional to 885,695,329.70, 1,328,542,994.55 and 230,645,089.70 is: 345,967,634.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,695,329.70 : 1,328,542,994.55 = 230,645,089.70 : x
  2. Step 2: Convert to fraction form
    885,695,329.70/1,328,542,994.55 = 230,645,089.70/x
  3. Step 3: Cross multiply
    885,695,329.70x = 1,328,542,994.55 × 230,645,089.70
  4. Step 4: Simplify right side
    885,695,329.70x = 306,421,918,148,291,328
  5. Step 5: Solve for x
    x = 306,421,918,148,291,328/885,695,329.70
  6. Step 6: Final answer
    x = 345,967,634.55

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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.