Home / 196,731,881,013.49-295,115,830,444.65-55,240,349,220.62

Finding the Fourth Proportional to 196,731,881,013.49, 295,115,830,444.65 and 55,240,349,220.62

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Solution

The fourth proportional to 196,731,881,013.49, 295,115,830,444.65 and 55,240,349,220.62 is: 82,865,580,557.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,731,881,013.49 : 295,115,830,444.65 = 55,240,349,220.62 : x
  2. Step 2: Convert to fraction form
    196,731,881,013.49/295,115,830,444.65 = 55,240,349,220.62/x
  3. Step 3: Cross multiply
    196,731,881,013.49x = 295,115,830,444.65 × 55,240,349,220.62
  4. Step 4: Simplify right side
    196,731,881,013.49x = 16,302,301,534,294,271,590,400
  5. Step 5: Solve for x
    x = 16,302,301,534,294,271,590,400/196,731,881,013.49
  6. Step 6: Final answer
    x = 82,865,580,557.21

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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.