Home / 103,617,296.24-143,004,409.02-58,974,123.36

Finding the Fourth Proportional to 103,617,296.24, 143,004,409.02 and 58,974,123.36

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Solution

The fourth proportional to 103,617,296.24, 143,004,409.02 and 58,974,123.36 is: 81,391,427.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,617,296.24 : 143,004,409.02 = 58,974,123.36 : x
  2. Step 2: Convert to fraction form
    103,617,296.24/143,004,409.02 = 58,974,123.36/x
  3. Step 3: Cross multiply
    103,617,296.24x = 143,004,409.02 × 58,974,123.36
  4. Step 4: Simplify right side
    103,617,296.24x = 8,433,559,658,569,377
  5. Step 5: Solve for x
    x = 8,433,559,658,569,377/103,617,296.24
  6. Step 6: Final answer
    x = 81,391,427.54

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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.