Home / 532,237,291.20-798,355,936.80-388,910,059.20

Finding the Fourth Proportional to 532,237,291.20, 798,355,936.80 and 388,910,059.20

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Solution

The fourth proportional to 532,237,291.20, 798,355,936.80 and 388,910,059.20 is: 583,365,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,237,291.20 : 798,355,936.80 = 388,910,059.20 : x
  2. Step 2: Convert to fraction form
    532,237,291.20/798,355,936.80 = 388,910,059.20/x
  3. Step 3: Cross multiply
    532,237,291.20x = 798,355,936.80 × 388,910,059.20
  4. Step 4: Simplify right side
    532,237,291.20x = 310,488,654,643,559,424
  5. Step 5: Solve for x
    x = 310,488,654,643,559,424/532,237,291.20
  6. Step 6: Final answer
    x = 583,365,088.80

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1.5x scale

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.