Home / 133,385,810.63-184,072,418.66-72,339,026.63

Finding the Fourth Proportional to 133,385,810.63, 184,072,418.66 and 72,339,026.63

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Solution

The fourth proportional to 133,385,810.63, 184,072,418.66 and 72,339,026.63 is: 99,827,856.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,385,810.63 : 184,072,418.66 = 72,339,026.63 : x
  2. Step 2: Convert to fraction form
    133,385,810.63/184,072,418.66 = 72,339,026.63/x
  3. Step 3: Cross multiply
    133,385,810.63x = 184,072,418.66 × 72,339,026.63
  4. Step 4: Simplify right side
    133,385,810.63x = 13,315,619,594,554,734
  5. Step 5: Solve for x
    x = 13,315,619,594,554,734/133,385,810.63
  6. Step 6: Final answer
    x = 99,827,856.74

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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.