Home / 340,353,522.02-469,688,833.19-197,327,080.69

Finding the Fourth Proportional to 340,353,522.02, 469,688,833.19 and 197,327,080.69

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Solution

The fourth proportional to 340,353,522.02, 469,688,833.19 and 197,327,080.69 is: 272,311,935.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,353,522.02 : 469,688,833.19 = 197,327,080.69 : x
  2. Step 2: Convert to fraction form
    340,353,522.02/469,688,833.19 = 197,327,080.69/x
  3. Step 3: Cross multiply
    340,353,522.02x = 469,688,833.19 × 197,327,080.69
  4. Step 4: Simplify right side
    340,353,522.02x = 92,682,326,286,075,072
  5. Step 5: Solve for x
    x = 92,682,326,286,075,072/340,353,522.02
  6. Step 6: Final answer
    x = 272,311,935.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.