Home / 150,932,809.19-208,286,024.73-84,853,602.11

Finding the Fourth Proportional to 150,932,809.19, 208,286,024.73 and 84,853,602.11

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Solution

The fourth proportional to 150,932,809.19, 208,286,024.73 and 84,853,602.11 is: 117,097,267.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,932,809.19 : 208,286,024.73 = 84,853,602.11 : x
  2. Step 2: Convert to fraction form
    150,932,809.19/208,286,024.73 = 84,853,602.11/x
  3. Step 3: Cross multiply
    150,932,809.19x = 208,286,024.73 × 84,853,602.11
  4. Step 4: Simplify right side
    150,932,809.19x = 17,673,819,467,513,040
  5. Step 5: Solve for x
    x = 17,673,819,467,513,040/150,932,809.19
  6. Step 6: Final answer
    x = 117,097,267.07

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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.