Home / 159,557,720.40-239,344,453.80-83,030,216.40

Finding the Fourth Proportional to 159,557,720.40, 239,344,453.80 and 83,030,216.40

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Solution

The fourth proportional to 159,557,720.40, 239,344,453.80 and 83,030,216.40 is: 124,549,421.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,557,720.40 : 239,344,453.80 = 83,030,216.40 : x
  2. Step 2: Convert to fraction form
    159,557,720.40/239,344,453.80 = 83,030,216.40/x
  3. Step 3: Cross multiply
    159,557,720.40x = 239,344,453.80 × 83,030,216.40
  4. Step 4: Simplify right side
    159,557,720.40x = 19,872,821,793,153,804
  5. Step 5: Solve for x
    x = 19,872,821,793,153,804/159,557,720.40
  6. Step 6: Final answer
    x = 124,549,421.63

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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.