Home / 483,987,642.60-726,264,899.10-177,310,756.20

Finding the Fourth Proportional to 483,987,642.60, 726,264,899.10 and 177,310,756.20

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Solution

The fourth proportional to 483,987,642.60, 726,264,899.10 and 177,310,756.20 is: 266,069,971.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,987,642.60 : 726,264,899.10 = 177,310,756.20 : x
  2. Step 2: Convert to fraction form
    483,987,642.60/726,264,899.10 = 177,310,756.20/x
  3. Step 3: Cross multiply
    483,987,642.60x = 726,264,899.10 × 177,310,756.20
  4. Step 4: Simplify right side
    483,987,642.60x = 128,774,578,460,937,696
  5. Step 5: Solve for x
    x = 128,774,578,460,937,696/483,987,642.60
  6. Step 6: Final answer
    x = 266,069,971.89

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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.