Home / 2,129,368,585.48-3,191,197,821.66-1,657,237,751.70

Finding the Fourth Proportional to 2,129,368,585.48, 3,191,197,821.66 and 1,657,237,751.70

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Solution

The fourth proportional to 2,129,368,585.48, 3,191,197,821.66 and 1,657,237,751.70 is: 2,483,634,603.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,368,585.48 : 3,191,197,821.66 = 1,657,237,751.70 : x
  2. Step 2: Convert to fraction form
    2,129,368,585.48/3,191,197,821.66 = 1,657,237,751.70/x
  3. Step 3: Cross multiply
    2,129,368,585.48x = 3,191,197,821.66 × 1,657,237,751.70
  4. Step 4: Simplify right side
    2,129,368,585.48x = 5,288,573,503,197,755,392
  5. Step 5: Solve for x
    x = 5,288,573,503,197,755,392/2,129,368,585.48
  6. Step 6: Final answer
    x = 2,483,634,603.83

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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.