Home / 97,534,776.16-134,467,782.94-77,484,301.86

Finding the Fourth Proportional to 97,534,776.16, 134,467,782.94 and 77,484,301.86

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Solution

The fourth proportional to 97,534,776.16, 134,467,782.94 and 77,484,301.86 is: 106,824,895.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,534,776.16 : 134,467,782.94 = 77,484,301.86 : x
  2. Step 2: Convert to fraction form
    97,534,776.16/134,467,782.94 = 77,484,301.86/x
  3. Step 3: Cross multiply
    97,534,776.16x = 134,467,782.94 × 77,484,301.86
  4. Step 4: Simplify right side
    97,534,776.16x = 10,419,142,283,767,918
  5. Step 5: Solve for x
    x = 10,419,142,283,767,918/97,534,776.16
  6. Step 6: Final answer
    x = 106,824,895.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.