Home / 9,341,016,805.79-12,890,594,797.81-5,272,775,019.60

Finding the Fourth Proportional to 9,341,016,805.79, 12,890,594,797.81 and 5,272,775,019.60

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Solution

The fourth proportional to 9,341,016,805.79, 12,890,594,797.81 and 5,272,775,019.60 is: 7,276,424,788.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341,016,805.79 : 12,890,594,797.81 = 5,272,775,019.60 : x
  2. Step 2: Convert to fraction form
    9,341,016,805.79/12,890,594,797.81 = 5,272,775,019.60/x
  3. Step 3: Cross multiply
    9,341,016,805.79x = 12,890,594,797.81 × 5,272,775,019.60
  4. Step 4: Simplify right side
    9,341,016,805.79x = 67,969,206,237,682,851,840
  5. Step 5: Solve for x
    x = 67,969,206,237,682,851,840/9,341,016,805.79
  6. Step 6: Final answer
    x = 7,276,424,788.74

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1.5x scale

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.