Home / 366,336,429.60-549,504,644.40-363,785,512.80

Finding the Fourth Proportional to 366,336,429.60, 549,504,644.40 and 363,785,512.80

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Solution

The fourth proportional to 366,336,429.60, 549,504,644.40 and 363,785,512.80 is: 545,678,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,336,429.60 : 549,504,644.40 = 363,785,512.80 : x
  2. Step 2: Convert to fraction form
    366,336,429.60/549,504,644.40 = 363,785,512.80/x
  3. Step 3: Cross multiply
    366,336,429.60x = 549,504,644.40 × 363,785,512.80
  4. Step 4: Simplify right side
    366,336,429.60x = 199,901,828,849,035,648
  5. Step 5: Solve for x
    x = 199,901,828,849,035,648/366,336,429.60
  6. Step 6: Final answer
    x = 545,678,269.20

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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.