Home / 127,628,417.95-176,208,672.71-104,163,010.56

Finding the Fourth Proportional to 127,628,417.95, 176,208,672.71 and 104,163,010.56

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Solution

The fourth proportional to 127,628,417.95, 176,208,672.71 and 104,163,010.56 is: 143,811,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,628,417.95 : 176,208,672.71 = 104,163,010.56 : x
  2. Step 2: Convert to fraction form
    127,628,417.95/176,208,672.71 = 104,163,010.56/x
  3. Step 3: Cross multiply
    127,628,417.95x = 176,208,672.71 × 104,163,010.56
  4. Step 4: Simplify right side
    127,628,417.95x = 18,354,425,836,515,724
  5. Step 5: Solve for x
    x = 18,354,425,836,515,724/127,628,417.95
  6. Step 6: Final answer
    x = 143,811,434.25

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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.