Home / 88,731,657.20-133,097,485.80-85,330,434.80

Finding the Fourth Proportional to 88,731,657.20, 133,097,485.80 and 85,330,434.80

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Solution

The fourth proportional to 88,731,657.20, 133,097,485.80 and 85,330,434.80 is: 127,995,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,731,657.20 : 133,097,485.80 = 85,330,434.80 : x
  2. Step 2: Convert to fraction form
    88,731,657.20/133,097,485.80 = 85,330,434.80/x
  3. Step 3: Cross multiply
    88,731,657.20x = 133,097,485.80 × 85,330,434.80
  4. Step 4: Simplify right side
    88,731,657.20x = 11,357,266,334,100,826
  5. Step 5: Solve for x
    x = 11,357,266,334,100,826/88,731,657.20
  6. Step 6: Final answer
    x = 127,995,652.20

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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.