Home / 1,155,263,654.95-1,732,453,747.91-630,352,194.60

Finding the Fourth Proportional to 1,155,263,654.95, 1,732,453,747.91 and 630,352,194.60

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Solution

The fourth proportional to 1,155,263,654.95, 1,732,453,747.91 and 630,352,194.60 is: 945,287,266.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,263,654.95 : 1,732,453,747.91 = 630,352,194.60 : x
  2. Step 2: Convert to fraction form
    1,155,263,654.95/1,732,453,747.91 = 630,352,194.60/x
  3. Step 3: Cross multiply
    1,155,263,654.95x = 1,732,453,747.91 × 630,352,194.60
  4. Step 4: Simplify right side
    1,155,263,654.95x = 1,092,056,022,039,639,552
  5. Step 5: Solve for x
    x = 1,092,056,022,039,639,552/1,155,263,654.95
  6. Step 6: Final answer
    x = 945,287,266.13

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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.