Home / 98,408,904.75-211,421,956.36

Finding the Third Proportional to 98,408,904.75 and 211,421,956.36

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Solution

The third proportional to 98,408,904.75 and 211,421,956.36 is: 454,219,501.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,408,904.75 : 211,421,956.36 = 211,421,956.36 : x
  2. Step 2: Convert to fraction form
    98,408,904.75/211,421,956.36 = 211,421,956.36/x
  3. Step 3: Cross multiply
    98,408,904.75x = 211,421,956.36 × 211,421,956.36
  4. Step 4: Simplify right side
    98,408,904.75x = 44,699,243,630,827,584
  5. Step 5: Solve for x
    x = 44,699,243,630,827,584/98,408,904.75
  6. Step 6: Final answer
    x = 454,219,501.22

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.