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Finding the Fourth Proportional to 35,315,054.20, 49,327,701.80 and 35,315,054.20

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Solution

The fourth proportional to 35,315,054.20, 49,327,701.80 and 35,315,054.20 is: 49,327,701.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,315,054.20 : 49,327,701.80 = 35,315,054.20 : x
  2. Step 2: Convert to fraction form
    35,315,054.20/49,327,701.80 = 35,315,054.20/x
  3. Step 3: Cross multiply
    35,315,054.20x = 49,327,701.80 × 35,315,054.20
  4. Step 4: Simplify right side
    35,315,054.20x = 1,742,010,462,628,437.50
  5. Step 5: Solve for x
    x = 1,742,010,462,628,437.50/35,315,054.20
  6. Step 6: Final answer
    x = 49,327,701.80

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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.