Home / 328,692,611.68-453,595,963.14-180,023,082.69

Finding the Fourth Proportional to 328,692,611.68, 453,595,963.14 and 180,023,082.69

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Solution

The fourth proportional to 328,692,611.68, 453,595,963.14 and 180,023,082.69 is: 248,431,941.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,692,611.68 : 453,595,963.14 = 180,023,082.69 : x
  2. Step 2: Convert to fraction form
    328,692,611.68/453,595,963.14 = 180,023,082.69/x
  3. Step 3: Cross multiply
    328,692,611.68x = 453,595,963.14 × 180,023,082.69
  4. Step 4: Simplify right side
    328,692,611.68x = 81,657,743,581,406,528
  5. Step 5: Solve for x
    x = 81,657,743,581,406,528/328,692,611.68
  6. Step 6: Final answer
    x = 248,431,941.21

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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.