Home / 133,743,962.52-184,586,842.44-81,563,267.52

Finding the Fourth Proportional to 133,743,962.52, 184,586,842.44 and 81,563,267.52

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Solution

The fourth proportional to 133,743,962.52, 184,586,842.44 and 81,563,267.52 is: 112,569,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,743,962.52 : 184,586,842.44 = 81,563,267.52 : x
  2. Step 2: Convert to fraction form
    133,743,962.52/184,586,842.44 = 81,563,267.52/x
  3. Step 3: Cross multiply
    133,743,962.52x = 184,586,842.44 × 81,563,267.52
  4. Step 4: Simplify right side
    133,743,962.52x = 15,055,506,010,605,808
  5. Step 5: Solve for x
    x = 15,055,506,010,605,808/133,743,962.52
  6. Step 6: Final answer
    x = 112,569,612.32

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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.