Home / 92,775,450.80-128,026,614.52-51,525,000.36

Finding the Fourth Proportional to 92,775,450.80, 128,026,614.52 and 51,525,000.36

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Solution

The fourth proportional to 92,775,450.80, 128,026,614.52 and 51,525,000.36 is: 71,102,552.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,775,450.80 : 128,026,614.52 = 51,525,000.36 : x
  2. Step 2: Convert to fraction form
    92,775,450.80/128,026,614.52 = 51,525,000.36/x
  3. Step 3: Cross multiply
    92,775,450.80x = 128,026,614.52 × 51,525,000.36
  4. Step 4: Simplify right side
    92,775,450.80x = 6,596,571,359,232,581
  5. Step 5: Solve for x
    x = 6,596,571,359,232,581/92,775,450.80
  6. Step 6: Final answer
    x = 71,102,552.48

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1.5x scale

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.