Home / 1,771,472,305.40-2,657,208,458.10-1,761,268,638.20

Finding the Fourth Proportional to 1,771,472,305.40, 2,657,208,458.10 and 1,761,268,638.20

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Solution

The fourth proportional to 1,771,472,305.40, 2,657,208,458.10 and 1,761,268,638.20 is: 2,641,902,957.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,472,305.40 : 2,657,208,458.10 = 1,761,268,638.20 : x
  2. Step 2: Convert to fraction form
    1,771,472,305.40/2,657,208,458.10 = 1,761,268,638.20/x
  3. Step 3: Cross multiply
    1,771,472,305.40x = 2,657,208,458.10 × 1,761,268,638.20
  4. Step 4: Simplify right side
    1,771,472,305.40x = 4,680,057,922,411,309,056
  5. Step 5: Solve for x
    x = 4,680,057,922,411,309,056/1,771,472,305.40
  6. Step 6: Final answer
    x = 2,641,902,957.30

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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.