Home / 149,692,939.60-224,539,409.40-84,971,736.40

Finding the Fourth Proportional to 149,692,939.60, 224,539,409.40 and 84,971,736.40

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Solution

The fourth proportional to 149,692,939.60, 224,539,409.40 and 84,971,736.40 is: 127,457,604.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,692,939.60 : 224,539,409.40 = 84,971,736.40 : x
  2. Step 2: Convert to fraction form
    149,692,939.60/224,539,409.40 = 84,971,736.40/x
  3. Step 3: Cross multiply
    149,692,939.60x = 224,539,409.40 × 84,971,736.40
  4. Step 4: Simplify right side
    149,692,939.60x = 19,079,503,506,948,484
  5. Step 5: Solve for x
    x = 19,079,503,506,948,484/149,692,939.60
  6. Step 6: Final answer
    x = 127,457,604.60

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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.