Home / 1,168,904,533,458.10-1,752,129,430,829.70-393,287,515,511.56

Finding the Fourth Proportional to 1,168,904,533,458.10, 1,752,129,430,829.70 and 393,287,515,511.56

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Solution

The fourth proportional to 1,168,904,533,458.10, 1,752,129,430,829.70 and 393,287,515,511.56 is: 589,518,314,782.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,904,533,458.10 : 1,752,129,430,829.70 = 393,287,515,511.56 : x
  2. Step 2: Convert to fraction form
    1,168,904,533,458.10/1,752,129,430,829.70 = 393,287,515,511.56/x
  3. Step 3: Cross multiply
    1,168,904,533,458.10x = 1,752,129,430,829.70 × 393,287,515,511.56
  4. Step 4: Simplify right side
    1,168,904,533,458.10x = 689,090,630,705,696,441,630,720
  5. Step 5: Solve for x
    x = 689,090,630,705,696,441,630,720/1,168,904,533,458.10
  6. Step 6: Final answer
    x = 589,518,314,782.37

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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.