Home / 162,101,051.04-223,699,498.56-87,761,596.80

Finding the Fourth Proportional to 162,101,051.04, 223,699,498.56 and 87,761,596.80

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Solution

The fourth proportional to 162,101,051.04, 223,699,498.56 and 87,761,596.80 is: 121,111,029.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,101,051.04 : 223,699,498.56 = 87,761,596.80 : x
  2. Step 2: Convert to fraction form
    162,101,051.04/223,699,498.56 = 87,761,596.80/x
  3. Step 3: Cross multiply
    162,101,051.04x = 223,699,498.56 × 87,761,596.80
  4. Step 4: Simplify right side
    162,101,051.04x = 19,632,225,196,984,900
  5. Step 5: Solve for x
    x = 19,632,225,196,984,900/162,101,051.04
  6. Step 6: Final answer
    x = 121,111,029.64

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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.