Home / 145,750,433.92-218,625,650.89-48,706,141.51

Finding the Fourth Proportional to 145,750,433.92, 218,625,650.89 and 48,706,141.51

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Solution

The fourth proportional to 145,750,433.92, 218,625,650.89 and 48,706,141.51 is: 73,059,212.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,750,433.92 : 218,625,650.89 = 48,706,141.51 : x
  2. Step 2: Convert to fraction form
    145,750,433.92/218,625,650.89 = 48,706,141.51/x
  3. Step 3: Cross multiply
    145,750,433.92x = 218,625,650.89 × 48,706,141.51
  4. Step 4: Simplify right side
    145,750,433.92x = 10,648,411,889,964,196
  5. Step 5: Solve for x
    x = 10,648,411,889,964,196/145,750,433.92
  6. Step 6: Final answer
    x = 73,059,212.27

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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.