Home / 1,878,875,831,928.40-2,817,160,343,874-730,166,796,982.36

Finding the Fourth Proportional to 1,878,875,831,928.40, 2,817,160,343,874 and 730,166,796,982.36

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Solution

The fourth proportional to 1,878,875,831,928.40, 2,817,160,343,874 and 730,166,796,982.36 is: 1,094,801,960,787.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,875,831,928.40 : 2,817,160,343,874 = 730,166,796,982.36 : x
  2. Step 2: Convert to fraction form
    1,878,875,831,928.40/2,817,160,343,874 = 730,166,796,982.36/x
  3. Step 3: Cross multiply
    1,878,875,831,928.40x = 2,817,160,343,874 × 730,166,796,982.36
  4. Step 4: Simplify right side
    1,878,875,831,928.40x = 2,056,996,944,872,202,328,604,672
  5. Step 5: Solve for x
    x = 2,056,996,944,872,202,328,604,672/1,878,875,831,928.40
  6. Step 6: Final answer
    x = 1,094,801,960,787.90

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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.