Home / 526,567,955.40-789,851,933.10-268,287,629.40

Finding the Fourth Proportional to 526,567,955.40, 789,851,933.10 and 268,287,629.40

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Solution

The fourth proportional to 526,567,955.40, 789,851,933.10 and 268,287,629.40 is: 402,431,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,567,955.40 : 789,851,933.10 = 268,287,629.40 : x
  2. Step 2: Convert to fraction form
    526,567,955.40/789,851,933.10 = 268,287,629.40/x
  3. Step 3: Cross multiply
    526,567,955.40x = 789,851,933.10 × 268,287,629.40
  4. Step 4: Simplify right side
    526,567,955.40x = 211,907,502,708,406,400
  5. Step 5: Solve for x
    x = 211,907,502,708,406,400/526,567,955.40
  6. Step 6: Final answer
    x = 402,431,444.10

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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.