Home / 125,575,070.40-188,362,605.60-91,562,846.40

Finding the Fourth Proportional to 125,575,070.40, 188,362,605.60 and 91,562,846.40

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Solution

The fourth proportional to 125,575,070.40, 188,362,605.60 and 91,562,846.40 is: 137,344,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,575,070.40 : 188,362,605.60 = 91,562,846.40 : x
  2. Step 2: Convert to fraction form
    125,575,070.40/188,362,605.60 = 91,562,846.40/x
  3. Step 3: Cross multiply
    125,575,070.40x = 188,362,605.60 × 91,562,846.40
  4. Step 4: Simplify right side
    125,575,070.40x = 17,247,016,324,056,580
  5. Step 5: Solve for x
    x = 17,247,016,324,056,580/125,575,070.40
  6. Step 6: Final answer
    x = 137,344,269.60

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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.