Home / 108,927,571,004.42-163,441,002,153.43-55,905,838,247.12

Finding the Fourth Proportional to 108,927,571,004.42, 163,441,002,153.43 and 55,905,838,247.12

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Solution

The fourth proportional to 108,927,571,004.42, 163,441,002,153.43 and 55,905,838,247.12 is: 83,884,237,434.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,927,571,004.42 : 163,441,002,153.43 = 55,905,838,247.12 : x
  2. Step 2: Convert to fraction form
    108,927,571,004.42/163,441,002,153.43 = 55,905,838,247.12/x
  3. Step 3: Cross multiply
    108,927,571,004.42x = 163,441,002,153.43 × 55,905,838,247.12
  4. Step 4: Simplify right side
    108,927,571,004.42x = 9,137,306,229,336,030,838,784
  5. Step 5: Solve for x
    x = 9,137,306,229,336,030,838,784/108,927,571,004.42
  6. Step 6: Final answer
    x = 83,884,237,434.85

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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.