Home / 21,709,888,005.60-32,564,832,008.40-19,505,895,890.40

Finding the Fourth Proportional to 21,709,888,005.60, 32,564,832,008.40 and 19,505,895,890.40

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Solution

The fourth proportional to 21,709,888,005.60, 32,564,832,008.40 and 19,505,895,890.40 is: 29,258,843,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,709,888,005.60 : 32,564,832,008.40 = 19,505,895,890.40 : x
  2. Step 2: Convert to fraction form
    21,709,888,005.60/32,564,832,008.40 = 19,505,895,890.40/x
  3. Step 3: Cross multiply
    21,709,888,005.60x = 32,564,832,008.40 × 19,505,895,890.40
  4. Step 4: Simplify right side
    21,709,888,005.60x = 635,206,222,844,216,082,432
  5. Step 5: Solve for x
    x = 635,206,222,844,216,082,432/21,709,888,005.60
  6. Step 6: Final answer
    x = 29,258,843,835.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.