Home / 113,543,038.25-156,689,461.43-61,332,096.98

Finding the Fourth Proportional to 113,543,038.25, 156,689,461.43 and 61,332,096.98

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Solution

The fourth proportional to 113,543,038.25, 156,689,461.43 and 61,332,096.98 is: 84,638,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,543,038.25 : 156,689,461.43 = 61,332,096.98 : x
  2. Step 2: Convert to fraction form
    113,543,038.25/156,689,461.43 = 61,332,096.98/x
  3. Step 3: Cross multiply
    113,543,038.25x = 156,689,461.43 × 61,332,096.98
  4. Step 4: Simplify right side
    113,543,038.25x = 9,610,093,243,078,622
  5. Step 5: Solve for x
    x = 9,610,093,243,078,622/113,543,038.25
  6. Step 6: Final answer
    x = 84,638,330.90

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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.