Home / 156,008,082.30-234,012,123.45-117,460,895.10

Finding the Fourth Proportional to 156,008,082.30, 234,012,123.45 and 117,460,895.10

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Solution

The fourth proportional to 156,008,082.30, 234,012,123.45 and 117,460,895.10 is: 176,191,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,008,082.30 : 234,012,123.45 = 117,460,895.10 : x
  2. Step 2: Convert to fraction form
    156,008,082.30/234,012,123.45 = 117,460,895.10/x
  3. Step 3: Cross multiply
    156,008,082.30x = 234,012,123.45 × 117,460,895.10
  4. Step 4: Simplify right side
    156,008,082.30x = 27,487,273,484,688,696
  5. Step 5: Solve for x
    x = 27,487,273,484,688,696/156,008,082.30
  6. Step 6: Final answer
    x = 176,191,342.65

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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.