Home / 559,324,032.60-838,986,048.90-355,754,573.40

Finding the Fourth Proportional to 559,324,032.60, 838,986,048.90 and 355,754,573.40

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Solution

The fourth proportional to 559,324,032.60, 838,986,048.90 and 355,754,573.40 is: 533,631,860.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,324,032.60 : 838,986,048.90 = 355,754,573.40 : x
  2. Step 2: Convert to fraction form
    559,324,032.60/838,986,048.90 = 355,754,573.40/x
  3. Step 3: Cross multiply
    559,324,032.60x = 838,986,048.90 × 355,754,573.40
  4. Step 4: Simplify right side
    559,324,032.60x = 298,473,123,914,971,008
  5. Step 5: Solve for x
    x = 298,473,123,914,971,008/559,324,032.60
  6. Step 6: Final answer
    x = 533,631,860.10

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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.