Home / 1,617,864,555.57-2,427,495,957.29-870,006,225.54

Finding the Fourth Proportional to 1,617,864,555.57, 2,427,495,957.29 and 870,006,225.54

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Solution

The fourth proportional to 1,617,864,555.57, 2,427,495,957.29 and 870,006,225.54 is: 1,305,385,292.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,864,555.57 : 2,427,495,957.29 = 870,006,225.54 : x
  2. Step 2: Convert to fraction form
    1,617,864,555.57/2,427,495,957.29 = 870,006,225.54/x
  3. Step 3: Cross multiply
    1,617,864,555.57x = 2,427,495,957.29 × 870,006,225.54
  4. Step 4: Simplify right side
    1,617,864,555.57x = 2,111,936,595,320,235,008
  5. Step 5: Solve for x
    x = 2,111,936,595,320,235,008/1,617,864,555.57
  6. Step 6: Final answer
    x = 1,305,385,292.02

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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.