Home / 55,689,386,031.14-76,851,361,013.46-30,315,049,992.86

Finding the Fourth Proportional to 55,689,386,031.14, 76,851,361,013.46 and 30,315,049,992.86

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Solution

The fourth proportional to 55,689,386,031.14, 76,851,361,013.46 and 30,315,049,992.86 is: 41,834,773,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,689,386,031.14 : 76,851,361,013.46 = 30,315,049,992.86 : x
  2. Step 2: Convert to fraction form
    55,689,386,031.14/76,851,361,013.46 = 30,315,049,992.86/x
  3. Step 3: Cross multiply
    55,689,386,031.14x = 76,851,361,013.46 × 30,315,049,992.86
  4. Step 4: Simplify right side
    55,689,386,031.14x = 2,329,752,851,142,372,229,120
  5. Step 5: Solve for x
    x = 2,329,752,851,142,372,229,120/55,689,386,031.14
  6. Step 6: Final answer
    x = 41,834,773,503.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.