Home / 1,768,964,597.76-2,650,952,670.72-835,291,253.76

Finding the Fourth Proportional to 1,768,964,597.76, 2,650,952,670.72 and 835,291,253.76

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Solution

The fourth proportional to 1,768,964,597.76, 2,650,952,670.72 and 835,291,253.76 is: 1,251,759,126.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,964,597.76 : 2,650,952,670.72 = 835,291,253.76 : x
  2. Step 2: Convert to fraction form
    1,768,964,597.76/2,650,952,670.72 = 835,291,253.76/x
  3. Step 3: Cross multiply
    1,768,964,597.76x = 2,650,952,670.72 × 835,291,253.76
  4. Step 4: Simplify right side
    1,768,964,597.76x = 2,214,317,579,984,129,024
  5. Step 5: Solve for x
    x = 2,214,317,579,984,129,024/1,768,964,597.76
  6. Step 6: Final answer
    x = 1,251,759,126.66

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Double scale
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1.5x scale

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.