Home / 358,056,477.35-537,174,082.78-124,890,546.72

Finding the Fourth Proportional to 358,056,477.35, 537,174,082.78 and 124,890,546.72

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Solution

The fourth proportional to 358,056,477.35, 537,174,082.78 and 124,890,546.72 is: 187,366,991.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,056,477.35 : 537,174,082.78 = 124,890,546.72 : x
  2. Step 2: Convert to fraction form
    358,056,477.35/537,174,082.78 = 124,890,546.72/x
  3. Step 3: Cross multiply
    358,056,477.35x = 537,174,082.78 × 124,890,546.72
  4. Step 4: Simplify right side
    358,056,477.35x = 67,087,964,881,595,136
  5. Step 5: Solve for x
    x = 67,087,964,881,595,136/358,056,477.35
  6. Step 6: Final answer
    x = 187,366,991.31

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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.