Home / 576,775,212.30-865,186,438.05-167,831,362.80

Finding the Fourth Proportional to 576,775,212.30, 865,186,438.05 and 167,831,362.80

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Solution

The fourth proportional to 576,775,212.30, 865,186,438.05 and 167,831,362.80 is: 251,753,917.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,775,212.30 : 865,186,438.05 = 167,831,362.80 : x
  2. Step 2: Convert to fraction form
    576,775,212.30/865,186,438.05 = 167,831,362.80/x
  3. Step 3: Cross multiply
    576,775,212.30x = 865,186,438.05 × 167,831,362.80
  4. Step 4: Simplify right side
    576,775,212.30x = 145,205,418,974,009,280
  5. Step 5: Solve for x
    x = 145,205,418,974,009,280/576,775,212.30
  6. Step 6: Final answer
    x = 251,753,917.08

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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.