Home / 9,980,046,778.89-13,772,573,394-5,524,785,557.13

Finding the Fourth Proportional to 9,980,046,778.89, 13,772,573,394 and 5,524,785,557.13

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Solution

The fourth proportional to 9,980,046,778.89, 13,772,573,394 and 5,524,785,557.13 is: 7,624,264,320.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,046,778.89 : 13,772,573,394 = 5,524,785,557.13 : x
  2. Step 2: Convert to fraction form
    9,980,046,778.89/13,772,573,394 = 5,524,785,557.13/x
  3. Step 3: Cross multiply
    9,980,046,778.89x = 13,772,573,394 × 5,524,785,557.13
  4. Step 4: Simplify right side
    9,980,046,778.89x = 76,090,514,571,684,102,144
  5. Step 5: Solve for x
    x = 76,090,514,571,684,102,144/9,980,046,778.89
  6. Step 6: Final answer
    x = 7,624,264,320.35

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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.