Home / 307,771,178,999.04-461,334,558,663.36-128,799,706,616.64

Finding the Fourth Proportional to 307,771,178,999.04, 461,334,558,663.36 and 128,799,706,616.64

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Solution

The fourth proportional to 307,771,178,999.04, 461,334,558,663.36 and 128,799,706,616.64 is: 193,064,717,759.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,771,178,999.04 : 461,334,558,663.36 = 128,799,706,616.64 : x
  2. Step 2: Convert to fraction form
    307,771,178,999.04/461,334,558,663.36 = 128,799,706,616.64/x
  3. Step 3: Cross multiply
    307,771,178,999.04x = 461,334,558,663.36 × 128,799,706,616.64
  4. Step 4: Simplify right side
    307,771,178,999.04x = 59,419,755,807,957,864,939,520
  5. Step 5: Solve for x
    x = 59,419,755,807,957,864,939,520/307,771,178,999.04
  6. Step 6: Final answer
    x = 193,064,717,759.50

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1.5x scale

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.