Home / 261,528,010.72-360,908,653.48-151,583,496.64

Finding the Fourth Proportional to 261,528,010.72, 360,908,653.48 and 151,583,496.64

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Solution

The fourth proportional to 261,528,010.72, 360,908,653.48 and 151,583,496.64 is: 209,185,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,528,010.72 : 360,908,653.48 = 151,583,496.64 : x
  2. Step 2: Convert to fraction form
    261,528,010.72/360,908,653.48 = 151,583,496.64/x
  3. Step 3: Cross multiply
    261,528,010.72x = 360,908,653.48 × 151,583,496.64
  4. Step 4: Simplify right side
    261,528,010.72x = 54,707,795,662,132,504
  5. Step 5: Solve for x
    x = 54,707,795,662,132,504/261,528,010.72
  6. Step 6: Final answer
    x = 209,185,224.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.