Home / 501,117,730.80-751,676,596.20-448,398,783.60

Finding the Fourth Proportional to 501,117,730.80, 751,676,596.20 and 448,398,783.60

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Solution

The fourth proportional to 501,117,730.80, 751,676,596.20 and 448,398,783.60 is: 672,598,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,117,730.80 : 751,676,596.20 = 448,398,783.60 : x
  2. Step 2: Convert to fraction form
    501,117,730.80/751,676,596.20 = 448,398,783.60/x
  3. Step 3: Cross multiply
    501,117,730.80x = 751,676,596.20 × 448,398,783.60
  4. Step 4: Simplify right side
    501,117,730.80x = 337,050,871,396,668,416
  5. Step 5: Solve for x
    x = 337,050,871,396,668,416/501,117,730.80
  6. Step 6: Final answer
    x = 672,598,175.40

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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.