Home / 131,210,906.34-181,071,043.82-70,859,894.34

Finding the Fourth Proportional to 131,210,906.34, 181,071,043.82 and 70,859,894.34

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Solution

The fourth proportional to 131,210,906.34, 181,071,043.82 and 70,859,894.34 is: 97,786,650.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,210,906.34 : 181,071,043.82 = 70,859,894.34 : x
  2. Step 2: Convert to fraction form
    131,210,906.34/181,071,043.82 = 70,859,894.34/x
  3. Step 3: Cross multiply
    131,210,906.34x = 181,071,043.82 × 70,859,894.34
  4. Step 4: Simplify right side
    131,210,906.34x = 12,830,675,033,118,710
  5. Step 5: Solve for x
    x = 12,830,675,033,118,710/131,210,906.34
  6. Step 6: Final answer
    x = 97,786,650.45

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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.