Home / 342,097,542.03-472,112,938.37-191,381,206.91

Finding the Fourth Proportional to 342,097,542.03, 472,112,938.37 and 191,381,206.91

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Solution

The fourth proportional to 342,097,542.03, 472,112,938.37 and 191,381,206.91 is: 264,116,320.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,097,542.03 : 472,112,938.37 = 191,381,206.91 : x
  2. Step 2: Convert to fraction form
    342,097,542.03/472,112,938.37 = 191,381,206.91/x
  3. Step 3: Cross multiply
    342,097,542.03x = 472,112,938.37 × 191,381,206.91
  4. Step 4: Simplify right side
    342,097,542.03x = 90,353,543,939,759,584
  5. Step 5: Solve for x
    x = 90,353,543,939,759,584/342,097,542.03
  6. Step 6: Final answer
    x = 264,116,320.17

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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.