Home / 85,657,200.44-128,490,784.59-24,241,221.32

Finding the Fourth Proportional to 85,657,200.44, 128,490,784.59 and 24,241,221.32

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Solution

The fourth proportional to 85,657,200.44, 128,490,784.59 and 24,241,221.32 is: 36,363,242.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,657,200.44 : 128,490,784.59 = 24,241,221.32 : x
  2. Step 2: Convert to fraction form
    85,657,200.44/128,490,784.59 = 24,241,221.32/x
  3. Step 3: Cross multiply
    85,657,200.44x = 128,490,784.59 × 24,241,221.32
  4. Step 4: Simplify right side
    85,657,200.44x = 3,114,773,546,826,635.50
  5. Step 5: Solve for x
    x = 3,114,773,546,826,635.50/85,657,200.44
  6. Step 6: Final answer
    x = 36,363,242.45

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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.