Home / 885,713,563.40-1,328,563,346.70-230,663,323.40

Finding the Fourth Proportional to 885,713,563.40, 1,328,563,346.70 and 230,663,323.40

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Solution

The fourth proportional to 885,713,563.40, 1,328,563,346.70 and 230,663,323.40 is: 345,993,162.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,713,563.40 : 1,328,563,346.70 = 230,663,323.40 : x
  2. Step 2: Convert to fraction form
    885,713,563.40/1,328,563,346.70 = 230,663,323.40/x
  3. Step 3: Cross multiply
    885,713,563.40x = 1,328,563,346.70 × 230,663,323.40
  4. Step 4: Simplify right side
    885,713,563.40x = 306,450,836,897,248,448
  5. Step 5: Solve for x
    x = 306,450,836,897,248,448/885,713,563.40
  6. Step 6: Final answer
    x = 345,993,162.53

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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.