Home / 1,335,528,026.10-2,003,292,039.15-1,187,574,851.70

Finding the Fourth Proportional to 1,335,528,026.10, 2,003,292,039.15 and 1,187,574,851.70

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Solution

The fourth proportional to 1,335,528,026.10, 2,003,292,039.15 and 1,187,574,851.70 is: 1,781,362,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,528,026.10 : 2,003,292,039.15 = 1,187,574,851.70 : x
  2. Step 2: Convert to fraction form
    1,335,528,026.10/2,003,292,039.15 = 1,187,574,851.70/x
  3. Step 3: Cross multiply
    1,335,528,026.10x = 2,003,292,039.15 × 1,187,574,851.70
  4. Step 4: Simplify right side
    1,335,528,026.10x = 2,379,059,246,305,352,192
  5. Step 5: Solve for x
    x = 2,379,059,246,305,352,192/1,335,528,026.10
  6. Step 6: Final answer
    x = 1,781,362,277.55

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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.