Home / 104,009,136.40-155,901,730.20-39,287,933.20

Finding the Fourth Proportional to 104,009,136.40, 155,901,730.20 and 39,287,933.20

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Solution

The fourth proportional to 104,009,136.40, 155,901,730.20 and 39,287,933.20 is: 58,889,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,009,136.40 : 155,901,730.20 = 39,287,933.20 : x
  2. Step 2: Convert to fraction form
    104,009,136.40/155,901,730.20 = 39,287,933.20/x
  3. Step 3: Cross multiply
    104,009,136.40x = 155,901,730.20 × 39,287,933.20
  4. Step 4: Simplify right side
    104,009,136.40x = 6,125,056,761,862,023
  5. Step 5: Solve for x
    x = 6,125,056,761,862,023/104,009,136.40
  6. Step 6: Final answer
    x = 58,889,603.10

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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.