Home / 219,746,002.60-329,671,491.90-66,393,562.60

Finding the Fourth Proportional to 219,746,002.60, 329,671,491.90 and 66,393,562.60

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Solution

The fourth proportional to 219,746,002.60, 329,671,491.90 and 66,393,562.60 is: 99,606,202.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,746,002.60 : 329,671,491.90 = 66,393,562.60 : x
  2. Step 2: Convert to fraction form
    219,746,002.60/329,671,491.90 = 66,393,562.60/x
  3. Step 3: Cross multiply
    219,746,002.60x = 329,671,491.90 × 66,393,562.60
  4. Step 4: Simplify right side
    219,746,002.60x = 21,888,064,834,898,040
  5. Step 5: Solve for x
    x = 21,888,064,834,898,040/219,746,002.60
  6. Step 6: Final answer
    x = 99,606,202.51

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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.