Home / 66,069,133.05-99,103,699.58-52,464,243.45

Finding the Fourth Proportional to 66,069,133.05, 99,103,699.58 and 52,464,243.45

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Solution

The fourth proportional to 66,069,133.05, 99,103,699.58 and 52,464,243.45 is: 78,696,365.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,069,133.05 : 99,103,699.58 = 52,464,243.45 : x
  2. Step 2: Convert to fraction form
    66,069,133.05/99,103,699.58 = 52,464,243.45/x
  3. Step 3: Cross multiply
    66,069,133.05x = 99,103,699.58 × 52,464,243.45
  4. Step 4: Simplify right side
    66,069,133.05x = 5,199,400,621,298,462
  5. Step 5: Solve for x
    x = 5,199,400,621,298,462/66,069,133.05
  6. Step 6: Final answer
    x = 78,696,365.18

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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.