Home / 146,341,493.70-201,932,643.63-83,621,657.22

Finding the Fourth Proportional to 146,341,493.70, 201,932,643.63 and 83,621,657.22

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Solution

The fourth proportional to 146,341,493.70, 201,932,643.63 and 83,621,657.22 is: 115,387,248.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,341,493.70 : 201,932,643.63 = 83,621,657.22 : x
  2. Step 2: Convert to fraction form
    146,341,493.70/201,932,643.63 = 83,621,657.22/x
  3. Step 3: Cross multiply
    146,341,493.70x = 201,932,643.63 × 83,621,657.22
  4. Step 4: Simplify right side
    146,341,493.70x = 16,885,942,307,156,276
  5. Step 5: Solve for x
    x = 16,885,942,307,156,276/146,341,493.70
  6. Step 6: Final answer
    x = 115,387,248.55

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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.