Home / 493,386,541.34-740,072,837.94-119,897,172.65

Finding the Fourth Proportional to 493,386,541.34, 740,072,837.94 and 119,897,172.65

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Solution

The fourth proportional to 493,386,541.34, 740,072,837.94 and 119,897,172.65 is: 179,844,064.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,386,541.34 : 740,072,837.94 = 119,897,172.65 : x
  2. Step 2: Convert to fraction form
    493,386,541.34/740,072,837.94 = 119,897,172.65/x
  3. Step 3: Cross multiply
    493,386,541.34x = 740,072,837.94 × 119,897,172.65
  4. Step 4: Simplify right side
    493,386,541.34x = 88,732,640,820,367,296
  5. Step 5: Solve for x
    x = 88,732,640,820,367,296/493,386,541.34
  6. Step 6: Final answer
    x = 179,844,064.21

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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.