Home / 1,335,528,049.35-2,003,292,074.03-1,187,574,874.95

Finding the Fourth Proportional to 1,335,528,049.35, 2,003,292,074.03 and 1,187,574,874.95

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Solution

The fourth proportional to 1,335,528,049.35, 2,003,292,074.03 and 1,187,574,874.95 is: 1,781,362,312.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,528,049.35 : 2,003,292,074.03 = 1,187,574,874.95 : x
  2. Step 2: Convert to fraction form
    1,335,528,049.35/2,003,292,074.03 = 1,187,574,874.95/x
  3. Step 3: Cross multiply
    1,335,528,049.35x = 2,003,292,074.03 × 1,187,574,874.95
  4. Step 4: Simplify right side
    1,335,528,049.35x = 2,379,059,334,298,565,632
  5. Step 5: Solve for x
    x = 2,379,059,334,298,565,632/1,335,528,049.35
  6. Step 6: Final answer
    x = 1,781,362,312.43

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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.