Home / 211,252,058.07-316,654,437.77-71,059,054.81

Finding the Fourth Proportional to 211,252,058.07, 316,654,437.77 and 71,059,054.81

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Solution

The fourth proportional to 211,252,058.07, 316,654,437.77 and 71,059,054.81 is: 106,513,353.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,252,058.07 : 316,654,437.77 = 71,059,054.81 : x
  2. Step 2: Convert to fraction form
    211,252,058.07/316,654,437.77 = 71,059,054.81/x
  3. Step 3: Cross multiply
    211,252,058.07x = 316,654,437.77 × 71,059,054.81
  4. Step 4: Simplify right side
    211,252,058.07x = 22,501,165,048,350,752
  5. Step 5: Solve for x
    x = 22,501,165,048,350,752/211,252,058.07
  6. Step 6: Final answer
    x = 106,513,353.07

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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.