Home / 133,671,842.93-184,478,186.40-74,152,328.85

Finding the Fourth Proportional to 133,671,842.93, 184,478,186.40 and 74,152,328.85

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Solution

The fourth proportional to 133,671,842.93, 184,478,186.40 and 74,152,328.85 is: 102,336,339.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,671,842.93 : 184,478,186.40 = 74,152,328.85 : x
  2. Step 2: Convert to fraction form
    133,671,842.93/184,478,186.40 = 74,152,328.85/x
  3. Step 3: Cross multiply
    133,671,842.93x = 184,478,186.40 × 74,152,328.85
  4. Step 4: Simplify right side
    133,671,842.93x = 13,679,487,143,584,396
  5. Step 5: Solve for x
    x = 13,679,487,143,584,396/133,671,842.93
  6. Step 6: Final answer
    x = 102,336,339.83

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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.