Home / 133,385,652.25-184,072,200.15-72,338,868.25

Finding the Fourth Proportional to 133,385,652.25, 184,072,200.15 and 72,338,868.25

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Solution

The fourth proportional to 133,385,652.25, 184,072,200.15 and 72,338,868.25 is: 99,827,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,385,652.25 : 184,072,200.15 = 72,338,868.25 : x
  2. Step 2: Convert to fraction form
    133,385,652.25/184,072,200.15 = 72,338,868.25/x
  3. Step 3: Cross multiply
    133,385,652.25x = 184,072,200.15 × 72,338,868.25
  4. Step 4: Simplify right side
    133,385,652.25x = 13,315,574,635,138,480
  5. Step 5: Solve for x
    x = 13,315,574,635,138,480/133,385,652.25
  6. Step 6: Final answer
    x = 99,827,638.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.