Home / 31,909,173,429.33-47,864,735,239.77-10,947,312,232.29

Finding the Fourth Proportional to 31,909,173,429.33, 47,864,735,239.77 and 10,947,312,232.29

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Solution

The fourth proportional to 31,909,173,429.33, 47,864,735,239.77 and 10,947,312,232.29 is: 16,421,302,881.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,909,173,429.33 : 47,864,735,239.77 = 10,947,312,232.29 : x
  2. Step 2: Convert to fraction form
    31,909,173,429.33/47,864,735,239.77 = 10,947,312,232.29/x
  3. Step 3: Cross multiply
    31,909,173,429.33x = 47,864,735,239.77 × 10,947,312,232.29
  4. Step 4: Simplify right side
    31,909,173,429.33x = 523,990,201,585,656,332,288
  5. Step 5: Solve for x
    x = 523,990,201,585,656,332,288/31,909,173,429.33
  6. Step 6: Final answer
    x = 16,421,302,881.64

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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.