Home / 610,462,643,560.85-915,830,537,105.15-186,024,126,858.75

Finding the Fourth Proportional to 610,462,643,560.85, 915,830,537,105.15 and 186,024,126,858.75

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Solution

The fourth proportional to 610,462,643,560.85, 915,830,537,105.15 and 186,024,126,858.75 is: 279,077,807,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,462,643,560.85 : 915,830,537,105.15 = 186,024,126,858.75 : x
  2. Step 2: Convert to fraction form
    610,462,643,560.85/915,830,537,105.15 = 186,024,126,858.75/x
  3. Step 3: Cross multiply
    610,462,643,560.85x = 915,830,537,105.15 × 186,024,126,858.75
  4. Step 4: Simplify right side
    610,462,643,560.85x = 170,366,576,015,565,568,081,920
  5. Step 5: Solve for x
    x = 170,366,576,015,565,568,081,920/610,462,643,560.85
  6. Step 6: Final answer
    x = 279,077,807,319.73

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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.