Home / 1,183,449,125.40-1,775,173,688.10-310,048,805.40

Finding the Fourth Proportional to 1,183,449,125.40, 1,775,173,688.10 and 310,048,805.40

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Solution

The fourth proportional to 1,183,449,125.40, 1,775,173,688.10 and 310,048,805.40 is: 465,073,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,449,125.40 : 1,775,173,688.10 = 310,048,805.40 : x
  2. Step 2: Convert to fraction form
    1,183,449,125.40/1,775,173,688.10 = 310,048,805.40/x
  3. Step 3: Cross multiply
    1,183,449,125.40x = 1,775,173,688.10 × 310,048,805.40
  4. Step 4: Simplify right side
    1,183,449,125.40x = 550,390,481,372,917,120
  5. Step 5: Solve for x
    x = 550,390,481,372,917,120/1,183,449,125.40
  6. Step 6: Final answer
    x = 465,073,208.10

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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.