Home / 127,492,067.85-191,238,101.80-41,292,337.65

Finding the Fourth Proportional to 127,492,067.85, 191,238,101.80 and 41,292,337.65

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Solution

The fourth proportional to 127,492,067.85, 191,238,101.80 and 41,292,337.65 is: 61,938,506.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,492,067.85 : 191,238,101.80 = 41,292,337.65 : x
  2. Step 2: Convert to fraction form
    127,492,067.85/191,238,101.80 = 41,292,337.65/x
  3. Step 3: Cross multiply
    127,492,067.85x = 191,238,101.80 × 41,292,337.65
  4. Step 4: Simplify right side
    127,492,067.85x = 7,896,668,271,070,673
  5. Step 5: Solve for x
    x = 7,896,668,271,070,673/127,492,067.85
  6. Step 6: Final answer
    x = 61,938,506.48

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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.