Home / 8,636,720,778.15-12,955,583,379.02-2,426,370,339.48

Finding the Fourth Proportional to 8,636,720,778.15, 12,955,583,379.02 and 2,426,370,339.48

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Solution

The fourth proportional to 8,636,720,778.15, 12,955,583,379.02 and 2,426,370,339.48 is: 3,639,696,598.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636,720,778.15 : 12,955,583,379.02 = 2,426,370,339.48 : x
  2. Step 2: Convert to fraction form
    8,636,720,778.15/12,955,583,379.02 = 2,426,370,339.48/x
  3. Step 3: Cross multiply
    8,636,720,778.15x = 12,955,583,379.02 × 2,426,370,339.48
  4. Step 4: Simplify right side
    8,636,720,778.15x = 31,435,043,241,454,129,152
  5. Step 5: Solve for x
    x = 31,435,043,241,454,129,152/8,636,720,778.15
  6. Step 6: Final answer
    x = 3,639,696,598.85

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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.