Home / 346,953,666.54-478,791,589.50-198,273,082.98

Finding the Fourth Proportional to 346,953,666.54, 478,791,589.50 and 198,273,082.98

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Solution

The fourth proportional to 346,953,666.54, 478,791,589.50 and 198,273,082.98 is: 273,614,299.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,953,666.54 : 478,791,589.50 = 198,273,082.98 : x
  2. Step 2: Convert to fraction form
    346,953,666.54/478,791,589.50 = 198,273,082.98/x
  3. Step 3: Cross multiply
    346,953,666.54x = 478,791,589.50 × 198,273,082.98
  4. Step 4: Simplify right side
    346,953,666.54x = 94,931,484,555,059,584
  5. Step 5: Solve for x
    x = 94,931,484,555,059,584/346,953,666.54
  6. Step 6: Final answer
    x = 273,614,299.86

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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.