Home / 108,877,476.60-163,127,258.10-91,871,364.60

Finding the Fourth Proportional to 108,877,476.60, 163,127,258.10 and 91,871,364.60

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Solution

The fourth proportional to 108,877,476.60, 163,127,258.10 and 91,871,364.60 is: 137,647,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,877,476.60 : 163,127,258.10 = 91,871,364.60 : x
  2. Step 2: Convert to fraction form
    108,877,476.60/163,127,258.10 = 91,871,364.60/x
  3. Step 3: Cross multiply
    108,877,476.60x = 163,127,258.10 × 91,871,364.60
  4. Step 4: Simplify right side
    108,877,476.60x = 14,986,723,805,103,402
  5. Step 5: Solve for x
    x = 14,986,723,805,103,402/108,877,476.60
  6. Step 6: Final answer
    x = 137,647,604.20

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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.