Home / 140,114,648.17-210,192,030.69-43,078,504.28

Finding the Fourth Proportional to 140,114,648.17, 210,192,030.69 and 43,078,504.28

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Solution

The fourth proportional to 140,114,648.17, 210,192,030.69 and 43,078,504.28 is: 64,623,923.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,114,648.17 : 210,192,030.69 = 43,078,504.28 : x
  2. Step 2: Convert to fraction form
    140,114,648.17/210,192,030.69 = 43,078,504.28/x
  3. Step 3: Cross multiply
    140,114,648.17x = 210,192,030.69 × 43,078,504.28
  4. Step 4: Simplify right side
    140,114,648.17x = 9,054,758,293,485,664
  5. Step 5: Solve for x
    x = 9,054,758,293,485,664/140,114,648.17
  6. Step 6: Final answer
    x = 64,623,923.42

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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.