Home / 147,622,811.10-221,434,216.65-61,423,080.90

Finding the Fourth Proportional to 147,622,811.10, 221,434,216.65 and 61,423,080.90

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Solution

The fourth proportional to 147,622,811.10, 221,434,216.65 and 61,423,080.90 is: 92,134,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,811.10 : 221,434,216.65 = 61,423,080.90 : x
  2. Step 2: Convert to fraction form
    147,622,811.10/221,434,216.65 = 61,423,080.90/x
  3. Step 3: Cross multiply
    147,622,811.10x = 221,434,216.65 × 61,423,080.90
  4. Step 4: Simplify right side
    147,622,811.10x = 13,601,171,803,321,078
  5. Step 5: Solve for x
    x = 13,601,171,803,321,078/147,622,811.10
  6. Step 6: Final answer
    x = 92,134,621.35

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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.