Home / 216,811,278.56-299,199,946.85-117,692,094.59

Finding the Fourth Proportional to 216,811,278.56, 299,199,946.85 and 117,692,094.59

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Solution

The fourth proportional to 216,811,278.56, 299,199,946.85 and 117,692,094.59 is: 162,415,298.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,811,278.56 : 299,199,946.85 = 117,692,094.59 : x
  2. Step 2: Convert to fraction form
    216,811,278.56/299,199,946.85 = 117,692,094.59/x
  3. Step 3: Cross multiply
    216,811,278.56x = 299,199,946.85 × 117,692,094.59
  4. Step 4: Simplify right side
    216,811,278.56x = 35,213,468,445,404,716
  5. Step 5: Solve for x
    x = 35,213,468,445,404,716/216,811,278.56
  6. Step 6: Final answer
    x = 162,415,298.13

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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.