Home / 1,154,870,857.80-1,732,408,122.06-325,831,753.80

Finding the Fourth Proportional to 1,154,870,857.80, 1,732,408,122.06 and 325,831,753.80

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Solution

The fourth proportional to 1,154,870,857.80, 1,732,408,122.06 and 325,831,753.80 is: 488,776,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,870,857.80 : 1,732,408,122.06 = 325,831,753.80 : x
  2. Step 2: Convert to fraction form
    1,154,870,857.80/1,732,408,122.06 = 325,831,753.80/x
  3. Step 3: Cross multiply
    1,154,870,857.80x = 1,732,408,122.06 × 325,831,753.80
  4. Step 4: Simplify right side
    1,154,870,857.80x = 564,473,576,708,174,272
  5. Step 5: Solve for x
    x = 564,473,576,708,174,272/1,154,870,857.80
  6. Step 6: Final answer
    x = 488,776,362.22

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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.