Home / 856,111,273.48-1,181,439,604.02-464,970,697.48

Finding the Fourth Proportional to 856,111,273.48, 1,181,439,604.02 and 464,970,697.48

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Solution

The fourth proportional to 856,111,273.48, 1,181,439,604.02 and 464,970,697.48 is: 641,662,846.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,111,273.48 : 1,181,439,604.02 = 464,970,697.48 : x
  2. Step 2: Convert to fraction form
    856,111,273.48/1,181,439,604.02 = 464,970,697.48/x
  3. Step 3: Cross multiply
    856,111,273.48x = 1,181,439,604.02 × 464,970,697.48
  4. Step 4: Simplify right side
    856,111,273.48x = 549,334,796,711,674,432
  5. Step 5: Solve for x
    x = 549,334,796,711,674,432/856,111,273.48
  6. Step 6: Final answer
    x = 641,662,846.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.