Home / 559,176,440.11-771,630,289.27-320,966,592.19

Finding the Fourth Proportional to 559,176,440.11, 771,630,289.27 and 320,966,592.19

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Solution

The fourth proportional to 559,176,440.11, 771,630,289.27 and 320,966,592.19 is: 442,914,841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,176,440.11 : 771,630,289.27 = 320,966,592.19 : x
  2. Step 2: Convert to fraction form
    559,176,440.11/771,630,289.27 = 320,966,592.19/x
  3. Step 3: Cross multiply
    559,176,440.11x = 771,630,289.27 × 320,966,592.19
  4. Step 4: Simplify right side
    559,176,440.11x = 247,667,544,377,575,808
  5. Step 5: Solve for x
    x = 247,667,544,377,575,808/559,176,440.11
  6. Step 6: Final answer
    x = 442,914,841.56

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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.