Home / 55,389,631.59-83,010,180.47-43,108,424.78

Finding the Fourth Proportional to 55,389,631.59, 83,010,180.47 and 43,108,424.78

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Solution

The fourth proportional to 55,389,631.59, 83,010,180.47 and 43,108,424.78 is: 64,604,837.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,389,631.59 : 83,010,180.47 = 43,108,424.78 : x
  2. Step 2: Convert to fraction form
    55,389,631.59/83,010,180.47 = 43,108,424.78/x
  3. Step 3: Cross multiply
    55,389,631.59x = 83,010,180.47 × 43,108,424.78
  4. Step 4: Simplify right side
    55,389,631.59x = 3,578,438,120,134,627
  5. Step 5: Solve for x
    x = 3,578,438,120,134,627/55,389,631.59
  6. Step 6: Final answer
    x = 64,604,837.00

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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.