Home / 806,592,996.02-1,113,132,687.90-449,360,570.10

Finding the Fourth Proportional to 806,592,996.02, 1,113,132,687.90 and 449,360,570.10

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Solution

The fourth proportional to 806,592,996.02, 1,113,132,687.90 and 449,360,570.10 is: 620,136,725.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,592,996.02 : 1,113,132,687.90 = 449,360,570.10 : x
  2. Step 2: Convert to fraction form
    806,592,996.02/1,113,132,687.90 = 449,360,570.10/x
  3. Step 3: Cross multiply
    806,592,996.02x = 1,113,132,687.90 × 449,360,570.10
  4. Step 4: Simplify right side
    806,592,996.02x = 500,197,939,231,689,472
  5. Step 5: Solve for x
    x = 500,197,939,231,689,472/806,592,996.02
  6. Step 6: Final answer
    x = 620,136,725.34

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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.