Home / 55,490,232.60-83,164,490.10-42,647,075.10

Finding the Fourth Proportional to 55,490,232.60, 83,164,490.10 and 42,647,075.10

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Solution

The fourth proportional to 55,490,232.60, 83,164,490.10 and 42,647,075.10 is: 63,916,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,490,232.60 : 83,164,490.10 = 42,647,075.10 : x
  2. Step 2: Convert to fraction form
    55,490,232.60/83,164,490.10 = 42,647,075.10/x
  3. Step 3: Cross multiply
    55,490,232.60x = 83,164,490.10 × 42,647,075.10
  4. Step 4: Simplify right side
    55,490,232.60x = 3,546,722,254,947,906.50
  5. Step 5: Solve for x
    x = 3,546,722,254,947,906.50/55,490,232.60
  6. Step 6: Final answer
    x = 63,916,154.05

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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.