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Finding the Fourth Proportional to 237,997,658.01, 355,393,807.08 and 194,364,973.71

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Solution

The fourth proportional to 237,997,658.01, 355,393,807.08 and 194,364,973.71 is: 290,238,603.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,997,658.01 : 355,393,807.08 = 194,364,973.71 : x
  2. Step 2: Convert to fraction form
    237,997,658.01/355,393,807.08 = 194,364,973.71/x
  3. Step 3: Cross multiply
    237,997,658.01x = 355,393,807.08 × 194,364,973.71
  4. Step 4: Simplify right side
    237,997,658.01x = 69,076,107,968,829,184
  5. Step 5: Solve for x
    x = 69,076,107,968,829,184/237,997,658.01
  6. Step 6: Final answer
    x = 290,238,603.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.