Home / 765,232,475.43-1,148,030,851.98-247,662,916.59

Finding the Fourth Proportional to 765,232,475.43, 1,148,030,851.98 and 247,662,916.59

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Solution

The fourth proportional to 765,232,475.43, 1,148,030,851.98 and 247,662,916.59 is: 371,553,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,232,475.43 : 1,148,030,851.98 = 247,662,916.59 : x
  2. Step 2: Convert to fraction form
    765,232,475.43/1,148,030,851.98 = 247,662,916.59/x
  3. Step 3: Cross multiply
    765,232,475.43x = 1,148,030,851.98 × 247,662,916.59
  4. Step 4: Simplify right side
    765,232,475.43x = 284,324,669,136,669,376
  5. Step 5: Solve for x
    x = 284,324,669,136,669,376/765,232,475.43
  6. Step 6: Final answer
    x = 371,553,323.03

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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.