Home / 50,315,621.40-75,473,432.10-38,222,386.20

Finding the Fourth Proportional to 50,315,621.40, 75,473,432.10 and 38,222,386.20

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Solution

The fourth proportional to 50,315,621.40, 75,473,432.10 and 38,222,386.20 is: 57,333,579.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,315,621.40 : 75,473,432.10 = 38,222,386.20 : x
  2. Step 2: Convert to fraction form
    50,315,621.40/75,473,432.10 = 38,222,386.20/x
  3. Step 3: Cross multiply
    50,315,621.40x = 75,473,432.10 × 38,222,386.20
  4. Step 4: Simplify right side
    50,315,621.40x = 2,884,774,669,565,677
  5. Step 5: Solve for x
    x = 2,884,774,669,565,677/50,315,621.40
  6. Step 6: Final answer
    x = 57,333,579.30

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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.