Home / 6,990,702,259.97-9,649,468,140.40-5,564,389,673.81

Finding the Fourth Proportional to 6,990,702,259.97, 9,649,468,140.40 and 5,564,389,673.81

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Solution

The fourth proportional to 6,990,702,259.97, 9,649,468,140.40 and 5,564,389,673.81 is: 7,680,687,702.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,702,259.97 : 9,649,468,140.40 = 5,564,389,673.81 : x
  2. Step 2: Convert to fraction form
    6,990,702,259.97/9,649,468,140.40 = 5,564,389,673.81/x
  3. Step 3: Cross multiply
    6,990,702,259.97x = 9,649,468,140.40 × 5,564,389,673.81
  4. Step 4: Simplify right side
    6,990,702,259.97x = 53,693,400,878,231,142,400
  5. Step 5: Solve for x
    x = 53,693,400,878,231,142,400/6,990,702,259.97
  6. Step 6: Final answer
    x = 7,680,687,702.25

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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.