Home / 162,260,457.76-243,388,560.64-39,438,418.36

Finding the Fourth Proportional to 162,260,457.76, 243,388,560.64 and 39,438,418.36

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Solution

The fourth proportional to 162,260,457.76, 243,388,560.64 and 39,438,418.36 is: 59,157,110.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,260,457.76 : 243,388,560.64 = 39,438,418.36 : x
  2. Step 2: Convert to fraction form
    162,260,457.76/243,388,560.64 = 39,438,418.36/x
  3. Step 3: Cross multiply
    162,260,457.76x = 243,388,560.64 × 39,438,418.36
  4. Step 4: Simplify right side
    162,260,457.76x = 9,598,859,878,558,548
  5. Step 5: Solve for x
    x = 9,598,859,878,558,548/162,260,457.76
  6. Step 6: Final answer
    x = 59,157,110.80

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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.