Home / 109,415,878.20-164,123,817.30-104,377,030.20

Finding the Fourth Proportional to 109,415,878.20, 164,123,817.30 and 104,377,030.20

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Solution

The fourth proportional to 109,415,878.20, 164,123,817.30 and 104,377,030.20 is: 156,565,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,415,878.20 : 164,123,817.30 = 104,377,030.20 : x
  2. Step 2: Convert to fraction form
    109,415,878.20/164,123,817.30 = 104,377,030.20/x
  3. Step 3: Cross multiply
    109,415,878.20x = 164,123,817.30 × 104,377,030.20
  4. Step 4: Simplify right side
    109,415,878.20x = 17,130,756,634,861,384
  5. Step 5: Solve for x
    x = 17,130,756,634,861,384/109,415,878.20
  6. Step 6: Final answer
    x = 156,565,545.30

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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.