Home / 117,577,008,061.80-176,365,512,092.70-105,455,051,428.20

Finding the Fourth Proportional to 117,577,008,061.80, 176,365,512,092.70 and 105,455,051,428.20

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Solution

The fourth proportional to 117,577,008,061.80, 176,365,512,092.70 and 105,455,051,428.20 is: 158,182,577,142.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,577,008,061.80 : 176,365,512,092.70 = 105,455,051,428.20 : x
  2. Step 2: Convert to fraction form
    117,577,008,061.80/176,365,512,092.70 = 105,455,051,428.20/x
  3. Step 3: Cross multiply
    117,577,008,061.80x = 176,365,512,092.70 × 105,455,051,428.20
  4. Step 4: Simplify right side
    117,577,008,061.80x = 18,598,634,147,896,507,760,640
  5. Step 5: Solve for x
    x = 18,598,634,147,896,507,760,640/117,577,008,061.80
  6. Step 6: Final answer
    x = 158,182,577,142.30

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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.