Home / 215,570,416-297,487,174.08-117,785,272

Finding the Fourth Proportional to 215,570,416, 297,487,174.08 and 117,785,272

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Solution

The fourth proportional to 215,570,416, 297,487,174.08 and 117,785,272 is: 162,543,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,570,416 : 297,487,174.08 = 117,785,272 : x
  2. Step 2: Convert to fraction form
    215,570,416/297,487,174.08 = 117,785,272/x
  3. Step 3: Cross multiply
    215,570,416x = 297,487,174.08 × 117,785,272
  4. Step 4: Simplify right side
    215,570,416x = 35,039,607,715,524,148
  5. Step 5: Solve for x
    x = 35,039,607,715,524,148/215,570,416
  6. Step 6: Final answer
    x = 162,543,675.36

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1.5x scale

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.