Home / 885,713,541.40-1,328,563,313.70-230,663,301.40

Finding the Fourth Proportional to 885,713,541.40, 1,328,563,313.70 and 230,663,301.40

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Solution

The fourth proportional to 885,713,541.40, 1,328,563,313.70 and 230,663,301.40 is: 345,993,129.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,713,541.40 : 1,328,563,313.70 = 230,663,301.40 : x
  2. Step 2: Convert to fraction form
    885,713,541.40/1,328,563,313.70 = 230,663,301.40/x
  3. Step 3: Cross multiply
    885,713,541.40x = 1,328,563,313.70 × 230,663,301.40
  4. Step 4: Simplify right side
    885,713,541.40x = 306,450,800,056,965,888
  5. Step 5: Solve for x
    x = 306,450,800,056,965,888/885,713,541.40
  6. Step 6: Final answer
    x = 345,993,129.53

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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.