Home / 806,725,158.88-1,113,337,731.94-449,516,647.84

Finding the Fourth Proportional to 806,725,158.88, 1,113,337,731.94 and 449,516,647.84

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Solution

The fourth proportional to 806,725,158.88, 1,113,337,731.94 and 449,516,647.84 is: 620,364,742.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,725,158.88 : 1,113,337,731.94 = 449,516,647.84 : x
  2. Step 2: Convert to fraction form
    806,725,158.88/1,113,337,731.94 = 449,516,647.84/x
  3. Step 3: Cross multiply
    806,725,158.88x = 1,113,337,731.94 × 449,516,647.84
  4. Step 4: Simplify right side
    806,725,158.88x = 500,463,845,175,457,280
  5. Step 5: Solve for x
    x = 500,463,845,175,457,280/806,725,158.88
  6. Step 6: Final answer
    x = 620,364,742.15

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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.