Home / 70,525,001.92-97,319,166.12-39,579,192.48

Finding the Fourth Proportional to 70,525,001.92, 97,319,166.12 and 39,579,192.48

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Solution

The fourth proportional to 70,525,001.92, 97,319,166.12 and 39,579,192.48 is: 54,616,290.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,525,001.92 : 97,319,166.12 = 39,579,192.48 : x
  2. Step 2: Convert to fraction form
    70,525,001.92/97,319,166.12 = 39,579,192.48/x
  3. Step 3: Cross multiply
    70,525,001.92x = 97,319,166.12 × 39,579,192.48
  4. Step 4: Simplify right side
    70,525,001.92x = 3,851,814,007,856,574.50
  5. Step 5: Solve for x
    x = 3,851,814,007,856,574.50/70,525,001.92
  6. Step 6: Final answer
    x = 54,616,290.72

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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.