Home / 152,048,642.24-209,859,945.91-92,529,115.25

Finding the Fourth Proportional to 152,048,642.24, 209,859,945.91 and 92,529,115.25

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Solution

The fourth proportional to 152,048,642.24, 209,859,945.91 and 92,529,115.25 is: 127,710,151.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,048,642.24 : 209,859,945.91 = 92,529,115.25 : x
  2. Step 2: Convert to fraction form
    152,048,642.24/209,859,945.91 = 92,529,115.25/x
  3. Step 3: Cross multiply
    152,048,642.24x = 209,859,945.91 × 92,529,115.25
  4. Step 4: Simplify right side
    152,048,642.24x = 19,418,155,120,184,536
  5. Step 5: Solve for x
    x = 19,418,155,120,184,536/152,048,642.24
  6. Step 6: Final answer
    x = 127,710,151.39

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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.