Home / 146,643,916.80-219,965,875.20-144,376,435.20

Finding the Fourth Proportional to 146,643,916.80, 219,965,875.20 and 144,376,435.20

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Solution

The fourth proportional to 146,643,916.80, 219,965,875.20 and 144,376,435.20 is: 216,564,652.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,643,916.80 : 219,965,875.20 = 144,376,435.20 : x
  2. Step 2: Convert to fraction form
    146,643,916.80/219,965,875.20 = 144,376,435.20/x
  3. Step 3: Cross multiply
    146,643,916.80x = 219,965,875.20 × 144,376,435.20
  4. Step 4: Simplify right side
    146,643,916.80x = 31,757,888,927,024,084
  5. Step 5: Solve for x
    x = 31,757,888,927,024,084/146,643,916.80
  6. Step 6: Final answer
    x = 216,564,652.80

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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.