Home / 210,123,199.66-289,966,988.67-116,041,327.48

Finding the Fourth Proportional to 210,123,199.66, 289,966,988.67 and 116,041,327.48

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Solution

The fourth proportional to 210,123,199.66, 289,966,988.67 and 116,041,327.48 is: 160,135,360.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,123,199.66 : 289,966,988.67 = 116,041,327.48 : x
  2. Step 2: Convert to fraction form
    210,123,199.66/289,966,988.67 = 116,041,327.48/x
  3. Step 3: Cross multiply
    210,123,199.66x = 289,966,988.67 × 116,041,327.48
  4. Step 4: Simplify right side
    210,123,199.66x = 33,648,154,290,644,924
  5. Step 5: Solve for x
    x = 33,648,154,290,644,924/210,123,199.66
  6. Step 6: Final answer
    x = 160,135,360.33

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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.