Home / 106,406,647.60-159,609,971.40-57,865,745.20

Finding the Fourth Proportional to 106,406,647.60, 159,609,971.40 and 57,865,745.20

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Solution

The fourth proportional to 106,406,647.60, 159,609,971.40 and 57,865,745.20 is: 86,798,617.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,406,647.60 : 159,609,971.40 = 57,865,745.20 : x
  2. Step 2: Convert to fraction form
    106,406,647.60/159,609,971.40 = 57,865,745.20/x
  3. Step 3: Cross multiply
    106,406,647.60x = 159,609,971.40 × 57,865,745.20
  4. Step 4: Simplify right side
    106,406,647.60x = 9,235,949,936,411,688
  5. Step 5: Solve for x
    x = 9,235,949,936,411,688/106,406,647.60
  6. Step 6: Final answer
    x = 86,798,617.80

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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.