Home / 31,111,308.90-43,455,055.50-31,111,308.90

Finding the Fourth Proportional to 31,111,308.90, 43,455,055.50 and 31,111,308.90

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Solution

The fourth proportional to 31,111,308.90, 43,455,055.50 and 31,111,308.90 is: 43,455,055.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,111,308.90 : 43,455,055.50 = 31,111,308.90 : x
  2. Step 2: Convert to fraction form
    31,111,308.90/43,455,055.50 = 31,111,308.90/x
  3. Step 3: Cross multiply
    31,111,308.90x = 43,455,055.50 × 31,111,308.90
  4. Step 4: Simplify right side
    31,111,308.90x = 1,351,943,654,927,144
  5. Step 5: Solve for x
    x = 1,351,943,654,927,144/31,111,308.90
  6. Step 6: Final answer
    x = 43,455,055.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.