Home / 558,219,346.70-837,329,020.05-230,585,970.20

Finding the Fourth Proportional to 558,219,346.70, 837,329,020.05 and 230,585,970.20

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Solution

The fourth proportional to 558,219,346.70, 837,329,020.05 and 230,585,970.20 is: 345,878,955.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,219,346.70 : 837,329,020.05 = 230,585,970.20 : x
  2. Step 2: Convert to fraction form
    558,219,346.70/837,329,020.05 = 230,585,970.20/x
  3. Step 3: Cross multiply
    558,219,346.70x = 837,329,020.05 × 230,585,970.20
  4. Step 4: Simplify right side
    558,219,346.70x = 193,076,324,464,844,480
  5. Step 5: Solve for x
    x = 193,076,324,464,844,480/558,219,346.70
  6. Step 6: Final answer
    x = 345,878,955.30

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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.