Home / 119,848,320.10-165,343,623.86-69,603,985.62

Finding the Fourth Proportional to 119,848,320.10, 165,343,623.86 and 69,603,985.62

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Solution

The fourth proportional to 119,848,320.10, 165,343,623.86 and 69,603,985.62 is: 96,026,170.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,848,320.10 : 165,343,623.86 = 69,603,985.62 : x
  2. Step 2: Convert to fraction form
    119,848,320.10/165,343,623.86 = 69,603,985.62/x
  3. Step 3: Cross multiply
    119,848,320.10x = 165,343,623.86 × 69,603,985.62
  4. Step 4: Simplify right side
    119,848,320.10x = 11,508,575,217,510,130
  5. Step 5: Solve for x
    x = 11,508,575,217,510,130/119,848,320.10
  6. Step 6: Final answer
    x = 96,026,170.48

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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.