Home / 1,044,608,889.20-1,565,121,743.40-498,173,817.20

Finding the Fourth Proportional to 1,044,608,889.20, 1,565,121,743.40 and 498,173,817.20

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Solution

The fourth proportional to 1,044,608,889.20, 1,565,121,743.40 and 498,173,817.20 is: 746,406,316.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,608,889.20 : 1,565,121,743.40 = 498,173,817.20 : x
  2. Step 2: Convert to fraction form
    1,044,608,889.20/1,565,121,743.40 = 498,173,817.20/x
  3. Step 3: Cross multiply
    1,044,608,889.20x = 1,565,121,743.40 × 498,173,817.20
  4. Step 4: Simplify right side
    1,044,608,889.20x = 779,702,673,292,296,960
  5. Step 5: Solve for x
    x = 779,702,673,292,296,960/1,044,608,889.20
  6. Step 6: Final answer
    x = 746,406,316.62

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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.