Home / 88,529,346.48-122,128,802.32-57,578,222.64

Finding the Fourth Proportional to 88,529,346.48, 122,128,802.32 and 57,578,222.64

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Solution

The fourth proportional to 88,529,346.48, 122,128,802.32 and 57,578,222.64 is: 79,430,828.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,529,346.48 : 122,128,802.32 = 57,578,222.64 : x
  2. Step 2: Convert to fraction form
    88,529,346.48/122,128,802.32 = 57,578,222.64/x
  3. Step 3: Cross multiply
    88,529,346.48x = 122,128,802.32 × 57,578,222.64
  4. Step 4: Simplify right side
    88,529,346.48x = 7,031,959,370,737,508
  5. Step 5: Solve for x
    x = 7,031,959,370,737,508/88,529,346.48
  6. Step 6: Final answer
    x = 79,430,828.88

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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.