Home / 346,296,390-477,904,040.28-191,771,718

Finding the Fourth Proportional to 346,296,390, 477,904,040.28 and 191,771,718

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Solution

The fourth proportional to 346,296,390, 477,904,040.28 and 191,771,718 is: 264,653,289.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,296,390 : 477,904,040.28 = 191,771,718 : x
  2. Step 2: Convert to fraction form
    346,296,390/477,904,040.28 = 191,771,718/x
  3. Step 3: Cross multiply
    346,296,390x = 477,904,040.28 × 191,771,718
  4. Step 4: Simplify right side
    346,296,390x = 91,648,478,843,636,800
  5. Step 5: Solve for x
    x = 91,648,478,843,636,800/346,296,390
  6. Step 6: Final answer
    x = 264,653,289.75

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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.