Home / 201,080,352.88-277,488,987.18-111,769,955.36

Finding the Fourth Proportional to 201,080,352.88, 277,488,987.18 and 111,769,955.36

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Solution

The fourth proportional to 201,080,352.88, 277,488,987.18 and 111,769,955.36 is: 154,241,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,080,352.88 : 277,488,987.18 = 111,769,955.36 : x
  2. Step 2: Convert to fraction form
    201,080,352.88/277,488,987.18 = 111,769,955.36/x
  3. Step 3: Cross multiply
    201,080,352.88x = 277,488,987.18 × 111,769,955.36
  4. Step 4: Simplify right side
    201,080,352.88x = 31,014,931,710,000,212
  5. Step 5: Solve for x
    x = 31,014,931,710,000,212/201,080,352.88
  6. Step 6: Final answer
    x = 154,241,482.40

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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.