Home / 479,779,359.47-719,669,039.20-116,273,715.47

Finding the Fourth Proportional to 479,779,359.47, 719,669,039.20 and 116,273,715.47

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Solution

The fourth proportional to 479,779,359.47, 719,669,039.20 and 116,273,715.47 is: 174,410,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,779,359.47 : 719,669,039.20 = 116,273,715.47 : x
  2. Step 2: Convert to fraction form
    479,779,359.47/719,669,039.20 = 116,273,715.47/x
  3. Step 3: Cross multiply
    479,779,359.47x = 719,669,039.20 × 116,273,715.47
  4. Step 4: Simplify right side
    479,779,359.47x = 83,678,593,095,969,936
  5. Step 5: Solve for x
    x = 83,678,593,095,969,936/479,779,359.47
  6. Step 6: Final answer
    x = 174,410,573.20

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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.