Home / 125,495,099.46-173,187,442.90-69,742,869.72

Finding the Fourth Proportional to 125,495,099.46, 173,187,442.90 and 69,742,869.72

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Solution

The fourth proportional to 125,495,099.46, 173,187,442.90 and 69,742,869.72 is: 96,247,497.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,495,099.46 : 173,187,442.90 = 69,742,869.72 : x
  2. Step 2: Convert to fraction form
    125,495,099.46/173,187,442.90 = 69,742,869.72/x
  3. Step 3: Cross multiply
    125,495,099.46x = 173,187,442.90 × 69,742,869.72
  4. Step 4: Simplify right side
    125,495,099.46x = 12,078,589,267,314,640
  5. Step 5: Solve for x
    x = 12,078,589,267,314,640/125,495,099.46
  6. Step 6: Final answer
    x = 96,247,497.47

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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.