Home / 347,757,416.20-521,636,124.30-186,514,280.20

Finding the Fourth Proportional to 347,757,416.20, 521,636,124.30 and 186,514,280.20

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Solution

The fourth proportional to 347,757,416.20, 521,636,124.30 and 186,514,280.20 is: 279,771,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,757,416.20 : 521,636,124.30 = 186,514,280.20 : x
  2. Step 2: Convert to fraction form
    347,757,416.20/521,636,124.30 = 186,514,280.20/x
  3. Step 3: Cross multiply
    347,757,416.20x = 521,636,124.30 × 186,514,280.20
  4. Step 4: Simplify right side
    347,757,416.20x = 97,292,586,250,132,224
  5. Step 5: Solve for x
    x = 97,292,586,250,132,224/347,757,416.20
  6. Step 6: Final answer
    x = 279,771,420.30

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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.