Home / 92,904,774.46-128,177,207.80-52,666,453.54

Finding the Fourth Proportional to 92,904,774.46, 128,177,207.80 and 52,666,453.54

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Solution

The fourth proportional to 92,904,774.46, 128,177,207.80 and 52,666,453.54 is: 72,661,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,904,774.46 : 128,177,207.80 = 52,666,453.54 : x
  2. Step 2: Convert to fraction form
    92,904,774.46/128,177,207.80 = 52,666,453.54/x
  3. Step 3: Cross multiply
    92,904,774.46x = 128,177,207.80 × 52,666,453.54
  4. Step 4: Simplify right side
    92,904,774.46x = 6,750,638,959,916,636
  5. Step 5: Solve for x
    x = 6,750,638,959,916,636/92,904,774.46
  6. Step 6: Final answer
    x = 72,661,916.45

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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.