Home / 546,021,228.30-819,031,842.45-239,911,212.30

Finding the Fourth Proportional to 546,021,228.30, 819,031,842.45 and 239,911,212.30

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Solution

The fourth proportional to 546,021,228.30, 819,031,842.45 and 239,911,212.30 is: 359,866,818.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,021,228.30 : 819,031,842.45 = 239,911,212.30 : x
  2. Step 2: Convert to fraction form
    546,021,228.30/819,031,842.45 = 239,911,212.30/x
  3. Step 3: Cross multiply
    546,021,228.30x = 819,031,842.45 × 239,911,212.30
  4. Step 4: Simplify right side
    546,021,228.30x = 196,494,922,234,482,112
  5. Step 5: Solve for x
    x = 196,494,922,234,482,112/546,021,228.30
  6. Step 6: Final answer
    x = 359,866,818.45

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Double scale
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Similar ratio
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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.