Home / 788,830,011.10-1,180,977,535.05-482,719,995.10

Finding the Fourth Proportional to 788,830,011.10, 1,180,977,535.05 and 482,719,995.10

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Solution

The fourth proportional to 788,830,011.10, 1,180,977,535.05 and 482,719,995.10 is: 722,692,420.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,830,011.10 : 1,180,977,535.05 = 482,719,995.10 : x
  2. Step 2: Convert to fraction form
    788,830,011.10/1,180,977,535.05 = 482,719,995.10/x
  3. Step 3: Cross multiply
    788,830,011.10x = 1,180,977,535.05 × 482,719,995.10
  4. Step 4: Simplify right side
    788,830,011.10x = 570,081,469,932,546,112
  5. Step 5: Solve for x
    x = 570,081,469,932,546,112/788,830,011.10
  6. Step 6: Final answer
    x = 722,692,420.31

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Double scale
Find fourth proportional to 788,830,012.10, 1,180,977,536.55 and 482,719,996.10
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1.5x scale

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.