Home / 15,762,916,133.52-21,752,810,210.58-8,897,757,796.15

Finding the Fourth Proportional to 15,762,916,133.52, 21,752,810,210.58 and 8,897,757,796.15

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Solution

The fourth proportional to 15,762,916,133.52, 21,752,810,210.58 and 8,897,757,796.15 is: 12,278,897,825.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,762,916,133.52 : 21,752,810,210.58 = 8,897,757,796.15 : x
  2. Step 2: Convert to fraction form
    15,762,916,133.52/21,752,810,210.58 = 8,897,757,796.15/x
  3. Step 3: Cross multiply
    15,762,916,133.52x = 21,752,810,210.58 × 8,897,757,796.15
  4. Step 4: Simplify right side
    15,762,916,133.52x = 193,551,236,639,359,533,056
  5. Step 5: Solve for x
    x = 193,551,236,639,359,533,056/15,762,916,133.52
  6. Step 6: Final answer
    x = 12,278,897,825.75

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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.