Home / 10,781,510,289.75-16,172,594,896.86-3,698,893,814.58

Finding the Fourth Proportional to 10,781,510,289.75, 16,172,594,896.86 and 3,698,893,814.58

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Solution

The fourth proportional to 10,781,510,289.75, 16,172,594,896.86 and 3,698,893,814.58 is: 5,548,453,752.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,510,289.75 : 16,172,594,896.86 = 3,698,893,814.58 : x
  2. Step 2: Convert to fraction form
    10,781,510,289.75/16,172,594,896.86 = 3,698,893,814.58/x
  3. Step 3: Cross multiply
    10,781,510,289.75x = 16,172,594,896.86 × 3,698,893,814.58
  4. Step 4: Simplify right side
    10,781,510,289.75x = 59,820,711,229,703,528,448
  5. Step 5: Solve for x
    x = 59,820,711,229,703,528,448/10,781,510,289.75
  6. Step 6: Final answer
    x = 5,548,453,752.96

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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.