Home / 133,385,619.16-184,072,154.44-72,338,835.16

Finding the Fourth Proportional to 133,385,619.16, 184,072,154.44 and 72,338,835.16

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Solution

The fourth proportional to 133,385,619.16, 184,072,154.44 and 72,338,835.16 is: 99,827,592.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,385,619.16 : 184,072,154.44 = 72,338,835.16 : x
  2. Step 2: Convert to fraction form
    133,385,619.16/184,072,154.44 = 72,338,835.16/x
  3. Step 3: Cross multiply
    133,385,619.16x = 184,072,154.44 × 72,338,835.16
  4. Step 4: Simplify right side
    133,385,619.16x = 13,315,565,237,581,222
  5. Step 5: Solve for x
    x = 13,315,565,237,581,222/133,385,619.16
  6. Step 6: Final answer
    x = 99,827,592.52

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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.