Home / 75,390,858.28-104,043,828.51-56,773,151.45

Finding the Fourth Proportional to 75,390,858.28, 104,043,828.51 and 56,773,151.45

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Solution

The fourth proportional to 75,390,858.28, 104,043,828.51 and 56,773,151.45 is: 78,350,295.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,390,858.28 : 104,043,828.51 = 56,773,151.45 : x
  2. Step 2: Convert to fraction form
    75,390,858.28/104,043,828.51 = 56,773,151.45/x
  3. Step 3: Cross multiply
    75,390,858.28x = 104,043,828.51 × 56,773,151.45
  4. Step 4: Simplify right side
    75,390,858.28x = 5,906,896,032,631,973
  5. Step 5: Solve for x
    x = 5,906,896,032,631,973/75,390,858.28
  6. Step 6: Final answer
    x = 78,350,295.62

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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.