Home / 46,887,486.80-70,331,230.20-42,259,211.60

Finding the Fourth Proportional to 46,887,486.80, 70,331,230.20 and 42,259,211.60

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Solution

The fourth proportional to 46,887,486.80, 70,331,230.20 and 42,259,211.60 is: 63,388,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,887,486.80 : 70,331,230.20 = 42,259,211.60 : x
  2. Step 2: Convert to fraction form
    46,887,486.80/70,331,230.20 = 42,259,211.60/x
  3. Step 3: Cross multiply
    46,887,486.80x = 70,331,230.20 × 42,259,211.60
  4. Step 4: Simplify right side
    46,887,486.80x = 2,972,142,339,110,110.50
  5. Step 5: Solve for x
    x = 2,972,142,339,110,110.50/46,887,486.80
  6. Step 6: Final answer
    x = 63,388,817.40

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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.