Home / 871,344,116.90-1,307,016,175.35-804,831,323.30

Finding the Fourth Proportional to 871,344,116.90, 1,307,016,175.35 and 804,831,323.30

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Solution

The fourth proportional to 871,344,116.90, 1,307,016,175.35 and 804,831,323.30 is: 1,207,246,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,344,116.90 : 1,307,016,175.35 = 804,831,323.30 : x
  2. Step 2: Convert to fraction form
    871,344,116.90/1,307,016,175.35 = 804,831,323.30/x
  3. Step 3: Cross multiply
    871,344,116.90x = 1,307,016,175.35 × 804,831,323.30
  4. Step 4: Simplify right side
    871,344,116.90x = 1,051,927,557,981,445,248
  5. Step 5: Solve for x
    x = 1,051,927,557,981,445,248/871,344,116.90
  6. Step 6: Final answer
    x = 1,207,246,984.95

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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.