Home / 1,168,904,533,431.60-1,752,129,430,789.80-393,287,515,484.80

Finding the Fourth Proportional to 1,168,904,533,431.60, 1,752,129,430,789.80 and 393,287,515,484.80

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Solution

The fourth proportional to 1,168,904,533,431.60, 1,752,129,430,789.80 and 393,287,515,484.80 is: 589,518,314,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,904,533,431.60 : 1,752,129,430,789.80 = 393,287,515,484.80 : x
  2. Step 2: Convert to fraction form
    1,168,904,533,431.60/1,752,129,430,789.80 = 393,287,515,484.80/x
  3. Step 3: Cross multiply
    1,168,904,533,431.60x = 1,752,129,430,789.80 × 393,287,515,484.80
  4. Step 4: Simplify right side
    1,168,904,533,431.60x = 689,090,630,643,117,291,732,992
  5. Step 5: Solve for x
    x = 689,090,630,643,117,291,732,992/1,168,904,533,431.60
  6. Step 6: Final answer
    x = 589,518,314,742.20

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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.