Home / 362,561,134.40-543,841,701.60-313,243,409.60

Finding the Fourth Proportional to 362,561,134.40, 543,841,701.60 and 313,243,409.60

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Solution

The fourth proportional to 362,561,134.40, 543,841,701.60 and 313,243,409.60 is: 469,865,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,561,134.40 : 543,841,701.60 = 313,243,409.60 : x
  2. Step 2: Convert to fraction form
    362,561,134.40/543,841,701.60 = 313,243,409.60/x
  3. Step 3: Cross multiply
    362,561,134.40x = 543,841,701.60 × 313,243,409.60
  4. Step 4: Simplify right side
    362,561,134.40x = 170,354,828,891,849,792
  5. Step 5: Solve for x
    x = 170,354,828,891,849,792/362,561,134.40
  6. Step 6: Final answer
    x = 469,865,114.40

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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.