Home / 101,574,877.10-140,181,975.45-57,529,711.31

Finding the Fourth Proportional to 101,574,877.10, 140,181,975.45 and 57,529,711.31

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Solution

The fourth proportional to 101,574,877.10, 140,181,975.45 and 57,529,711.31 is: 79,395,897.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,574,877.10 : 140,181,975.45 = 57,529,711.31 : x
  2. Step 2: Convert to fraction form
    101,574,877.10/140,181,975.45 = 57,529,711.31/x
  3. Step 3: Cross multiply
    101,574,877.10x = 140,181,975.45 × 57,529,711.31
  4. Step 4: Simplify right side
    101,574,877.10x = 8,064,628,577,803,097
  5. Step 5: Solve for x
    x = 8,064,628,577,803,097/101,574,877.10
  6. Step 6: Final answer
    x = 79,395,897.97

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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.