Home / 3,031,942,290.90-4,547,913,436.35-1,853,418,729.30

Finding the Fourth Proportional to 3,031,942,290.90, 4,547,913,436.35 and 1,853,418,729.30

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Solution

The fourth proportional to 3,031,942,290.90, 4,547,913,436.35 and 1,853,418,729.30 is: 2,780,128,093.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031,942,290.90 : 4,547,913,436.35 = 1,853,418,729.30 : x
  2. Step 2: Convert to fraction form
    3,031,942,290.90/4,547,913,436.35 = 1,853,418,729.30/x
  3. Step 3: Cross multiply
    3,031,942,290.90x = 4,547,913,436.35 × 1,853,418,729.30
  4. Step 4: Simplify right side
    3,031,942,290.90x = 8,429,187,942,166,213,632
  5. Step 5: Solve for x
    x = 8,429,187,942,166,213,632/3,031,942,290.90
  6. Step 6: Final answer
    x = 2,780,128,093.95

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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.