Home / 112,294,254.80-168,189,439.80-109,774,830.80

Finding the Fourth Proportional to 112,294,254.80, 168,189,439.80 and 109,774,830.80

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Solution

The fourth proportional to 112,294,254.80, 168,189,439.80 and 109,774,830.80 is: 164,415,956.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,294,254.80 : 168,189,439.80 = 109,774,830.80 : x
  2. Step 2: Convert to fraction form
    112,294,254.80/168,189,439.80 = 109,774,830.80/x
  3. Step 3: Cross multiply
    112,294,254.80x = 168,189,439.80 × 109,774,830.80
  4. Step 4: Simplify right side
    112,294,254.80x = 18,462,967,296,391,788
  5. Step 5: Solve for x
    x = 18,462,967,296,391,788/112,294,254.80
  6. Step 6: Final answer
    x = 164,415,956.36

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1.5x scale

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.