Home / 700,603,349.40-1,050,905,024.10-442,614,331.80

Finding the Fourth Proportional to 700,603,349.40, 1,050,905,024.10 and 442,614,331.80

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Solution

The fourth proportional to 700,603,349.40, 1,050,905,024.10 and 442,614,331.80 is: 663,921,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,603,349.40 : 1,050,905,024.10 = 442,614,331.80 : x
  2. Step 2: Convert to fraction form
    700,603,349.40/1,050,905,024.10 = 442,614,331.80/x
  3. Step 3: Cross multiply
    700,603,349.40x = 1,050,905,024.10 × 442,614,331.80
  4. Step 4: Simplify right side
    700,603,349.40x = 465,145,625,027,284,416
  5. Step 5: Solve for x
    x = 465,145,625,027,284,416/700,603,349.40
  6. Step 6: Final answer
    x = 663,921,497.70

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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.