Home / 210,973,085.22-316,447,370.91-63,417,458.82

Finding the Fourth Proportional to 210,973,085.22, 316,447,370.91 and 63,417,458.82

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Solution

The fourth proportional to 210,973,085.22, 316,447,370.91 and 63,417,458.82 is: 95,122,503.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,973,085.22 : 316,447,370.91 = 63,417,458.82 : x
  2. Step 2: Convert to fraction form
    210,973,085.22/316,447,370.91 = 63,417,458.82/x
  3. Step 3: Cross multiply
    210,973,085.22x = 316,447,370.91 × 63,417,458.82
  4. Step 4: Simplify right side
    210,973,085.22x = 20,068,288,113,382,192
  5. Step 5: Solve for x
    x = 20,068,288,113,382,192/210,973,085.22
  6. Step 6: Final answer
    x = 95,122,503.86

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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.