Home / 138,175,692.08-207,335,269.89-56,354,598.32

Finding the Fourth Proportional to 138,175,692.08, 207,335,269.89 and 56,354,598.32

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Solution

The fourth proportional to 138,175,692.08, 207,335,269.89 and 56,354,598.32 is: 84,561,153.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,175,692.08 : 207,335,269.89 = 56,354,598.32 : x
  2. Step 2: Convert to fraction form
    138,175,692.08/207,335,269.89 = 56,354,598.32/x
  3. Step 3: Cross multiply
    138,175,692.08x = 207,335,269.89 × 56,354,598.32
  4. Step 4: Simplify right side
    138,175,692.08x = 11,684,295,851,183,062
  5. Step 5: Solve for x
    x = 11,684,295,851,183,062/138,175,692.08
  6. Step 6: Final answer
    x = 84,561,153.09

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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.