Home / 70,019,798.41-96,635,794.93-39,851,630.23

Finding the Fourth Proportional to 70,019,798.41, 96,635,794.93 and 39,851,630.23

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Solution

The fourth proportional to 70,019,798.41, 96,635,794.93 and 39,851,630.23 is: 55,000,072.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,019,798.41 : 96,635,794.93 = 39,851,630.23 : x
  2. Step 2: Convert to fraction form
    70,019,798.41/96,635,794.93 = 39,851,630.23/x
  3. Step 3: Cross multiply
    70,019,798.41x = 96,635,794.93 × 39,851,630.23
  4. Step 4: Simplify right side
    70,019,798.41x = 3,851,093,966,074,636
  5. Step 5: Solve for x
    x = 3,851,093,966,074,636/70,019,798.41
  6. Step 6: Final answer
    x = 55,000,072.17

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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.