Home / 5,156,818,048.41-7,735,217,418.21-1,615,830,565.79

Finding the Fourth Proportional to 5,156,818,048.41, 7,735,217,418.21 and 1,615,830,565.79

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Solution

The fourth proportional to 5,156,818,048.41, 7,735,217,418.21 and 1,615,830,565.79 is: 2,423,742,823.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156,818,048.41 : 7,735,217,418.21 = 1,615,830,565.79 : x
  2. Step 2: Convert to fraction form
    5,156,818,048.41/7,735,217,418.21 = 1,615,830,565.79/x
  3. Step 3: Cross multiply
    5,156,818,048.41x = 7,735,217,418.21 × 1,615,830,565.79
  4. Step 4: Simplify right side
    5,156,818,048.41x = 12,498,800,737,399,920,640
  5. Step 5: Solve for x
    x = 12,498,800,737,399,920,640/5,156,818,048.41
  6. Step 6: Final answer
    x = 2,423,742,823.59

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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.