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Finding the Fourth Proportional to 562,665,156.48, 843,546,916.80 and 267,411,991.68

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Solution

The fourth proportional to 562,665,156.48, 843,546,916.80 and 267,411,991.68 is: 400,903,732.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,665,156.48 : 843,546,916.80 = 267,411,991.68 : x
  2. Step 2: Convert to fraction form
    562,665,156.48/843,546,916.80 = 267,411,991.68/x
  3. Step 3: Cross multiply
    562,665,156.48x = 843,546,916.80 × 267,411,991.68
  4. Step 4: Simplify right side
    562,665,156.48x = 225,574,561,097,011,232
  5. Step 5: Solve for x
    x = 225,574,561,097,011,232/562,665,156.48
  6. Step 6: Final answer
    x = 400,903,732.00

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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.