Home / 545,862,907.56-818,673,643.20-157,601,317.80

Finding the Fourth Proportional to 545,862,907.56, 818,673,643.20 and 157,601,317.80

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Solution

The fourth proportional to 545,862,907.56, 818,673,643.20 and 157,601,317.80 is: 236,367,123.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,862,907.56 : 818,673,643.20 = 157,601,317.80 : x
  2. Step 2: Convert to fraction form
    545,862,907.56/818,673,643.20 = 157,601,317.80/x
  3. Step 3: Cross multiply
    545,862,907.56x = 818,673,643.20 × 157,601,317.80
  4. Step 4: Simplify right side
    545,862,907.56x = 129,024,045,016,447,024
  5. Step 5: Solve for x
    x = 129,024,045,016,447,024/545,862,907.56
  6. Step 6: Final answer
    x = 236,367,123.01

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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.