Home / 1,953,305,779.52-2,929,959,719.04-726,314,798.72

Finding the Fourth Proportional to 1,953,305,779.52, 2,929,959,719.04 and 726,314,798.72

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Solution

The fourth proportional to 1,953,305,779.52, 2,929,959,719.04 and 726,314,798.72 is: 1,089,472,588.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,305,779.52 : 2,929,959,719.04 = 726,314,798.72 : x
  2. Step 2: Convert to fraction form
    1,953,305,779.52/2,929,959,719.04 = 726,314,798.72/x
  3. Step 3: Cross multiply
    1,953,305,779.52x = 2,929,959,719.04 × 726,314,798.72
  4. Step 4: Simplify right side
    1,953,305,779.52x = 2,128,073,103,592,245,504
  5. Step 5: Solve for x
    x = 2,128,073,103,592,245,504/1,953,305,779.52
  6. Step 6: Final answer
    x = 1,089,472,588.42

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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.