Home / 145,899,259.75-218,848,619.78-47,530,848.93

Finding the Fourth Proportional to 145,899,259.75, 218,848,619.78 and 47,530,848.93

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Solution

The fourth proportional to 145,899,259.75, 218,848,619.78 and 47,530,848.93 is: 71,296,185.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,899,259.75 : 218,848,619.78 = 47,530,848.93 : x
  2. Step 2: Convert to fraction form
    145,899,259.75/218,848,619.78 = 47,530,848.93/x
  3. Step 3: Cross multiply
    145,899,259.75x = 218,848,619.78 × 47,530,848.93
  4. Step 4: Simplify right side
    145,899,259.75x = 10,402,060,685,302,190
  5. Step 5: Solve for x
    x = 10,402,060,685,302,190/145,899,259.75
  6. Step 6: Final answer
    x = 71,296,185.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.