Home / 196,731,881,005.99-295,115,830,433.40-55,240,349,213.12

Finding the Fourth Proportional to 196,731,881,005.99, 295,115,830,433.40 and 55,240,349,213.12

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Solution

The fourth proportional to 196,731,881,005.99, 295,115,830,433.40 and 55,240,349,213.12 is: 82,865,580,545.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,731,881,005.99 : 295,115,830,433.40 = 55,240,349,213.12 : x
  2. Step 2: Convert to fraction form
    196,731,881,005.99/295,115,830,433.40 = 55,240,349,213.12/x
  3. Step 3: Cross multiply
    196,731,881,005.99x = 295,115,830,433.40 × 55,240,349,213.12
  4. Step 4: Simplify right side
    196,731,881,005.99x = 16,302,301,531,459,448,471,552
  5. Step 5: Solve for x
    x = 16,302,301,531,459,448,471,552/196,731,881,005.99
  6. Step 6: Final answer
    x = 82,865,580,545.96

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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.