Home / 479,809,569.28-719,979,927-234,168,239.02

Finding the Fourth Proportional to 479,809,569.28, 719,979,927 and 234,168,239.02

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Solution

The fourth proportional to 479,809,569.28, 719,979,927 and 234,168,239.02 is: 351,381,969.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,809,569.28 : 719,979,927 = 234,168,239.02 : x
  2. Step 2: Convert to fraction form
    479,809,569.28/719,979,927 = 234,168,239.02/x
  3. Step 3: Cross multiply
    479,809,569.28x = 719,979,927 × 234,168,239.02
  4. Step 4: Simplify right side
    479,809,569.28x = 168,596,431,635,338,144
  5. Step 5: Solve for x
    x = 168,596,431,635,338,144/479,809,569.28
  6. Step 6: Final answer
    x = 351,381,969.91

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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.