Home / 348,112,549.18-480,430,553.70-199,453,389.04

Finding the Fourth Proportional to 348,112,549.18, 480,430,553.70 and 199,453,389.04

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Solution

The fourth proportional to 348,112,549.18, 480,430,553.70 and 199,453,389.04 is: 275,265,865.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,112,549.18 : 480,430,553.70 = 199,453,389.04 : x
  2. Step 2: Convert to fraction form
    348,112,549.18/480,430,553.70 = 199,453,389.04/x
  3. Step 3: Cross multiply
    348,112,549.18x = 480,430,553.70 × 199,453,389.04
  4. Step 4: Simplify right side
    348,112,549.18x = 95,823,502,133,828,704
  5. Step 5: Solve for x
    x = 95,823,502,133,828,704/348,112,549.18
  6. Step 6: Final answer
    x = 275,265,865.48

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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.