Home / 149,775,272.60-224,662,908.90-85,054,069.40

Finding the Fourth Proportional to 149,775,272.60, 224,662,908.90 and 85,054,069.40

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Solution

The fourth proportional to 149,775,272.60, 224,662,908.90 and 85,054,069.40 is: 127,581,104.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,775,272.60 : 224,662,908.90 = 85,054,069.40 : x
  2. Step 2: Convert to fraction form
    149,775,272.60/224,662,908.90 = 85,054,069.40/x
  3. Step 3: Cross multiply
    149,775,272.60x = 224,662,908.90 × 85,054,069.40
  4. Step 4: Simplify right side
    149,775,272.60x = 19,108,494,645,186,480
  5. Step 5: Solve for x
    x = 19,108,494,645,186,480/149,775,272.60
  6. Step 6: Final answer
    x = 127,581,104.10

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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.