Home / 30,652,992,001.80-45,979,488,002.70-8,569,988,699.40

Finding the Fourth Proportional to 30,652,992,001.80, 45,979,488,002.70 and 8,569,988,699.40

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Solution

The fourth proportional to 30,652,992,001.80, 45,979,488,002.70 and 8,569,988,699.40 is: 12,854,983,049.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,652,992,001.80 : 45,979,488,002.70 = 8,569,988,699.40 : x
  2. Step 2: Convert to fraction form
    30,652,992,001.80/45,979,488,002.70 = 8,569,988,699.40/x
  3. Step 3: Cross multiply
    30,652,992,001.80x = 45,979,488,002.70 × 8,569,988,699.40
  4. Step 4: Simplify right side
    30,652,992,001.80x = 394,043,692,587,336,859,648
  5. Step 5: Solve for x
    x = 394,043,692,587,336,859,648/30,652,992,001.80
  6. Step 6: Final answer
    x = 12,854,983,049.10

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1.5x scale

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.