Home / 9,639,921,398.89-14,453,280,825.81-4,909,085,764.69

Finding the Fourth Proportional to 9,639,921,398.89, 14,453,280,825.81 and 4,909,085,764.69

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Solution

The fourth proportional to 9,639,921,398.89, 14,453,280,825.81 and 4,909,085,764.69 is: 7,360,266,979.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639,921,398.89 : 14,453,280,825.81 = 4,909,085,764.69 : x
  2. Step 2: Convert to fraction form
    9,639,921,398.89/14,453,280,825.81 = 4,909,085,764.69/x
  3. Step 3: Cross multiply
    9,639,921,398.89x = 14,453,280,825.81 × 4,909,085,764.69
  4. Step 4: Simplify right side
    9,639,921,398.89x = 70,952,395,155,050,790,912
  5. Step 5: Solve for x
    x = 70,952,395,155,050,790,912/9,639,921,398.89
  6. Step 6: Final answer
    x = 7,360,266,979.27

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1.5x scale

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.