Home / 759,876,291.60-1,139,814,437.40-717,549,968.40

Finding the Fourth Proportional to 759,876,291.60, 1,139,814,437.40 and 717,549,968.40

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Solution

The fourth proportional to 759,876,291.60, 1,139,814,437.40 and 717,549,968.40 is: 1,076,324,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,876,291.60 : 1,139,814,437.40 = 717,549,968.40 : x
  2. Step 2: Convert to fraction form
    759,876,291.60/1,139,814,437.40 = 717,549,968.40/x
  3. Step 3: Cross multiply
    759,876,291.60x = 1,139,814,437.40 × 717,549,968.40
  4. Step 4: Simplify right side
    759,876,291.60x = 817,873,813,538,233,856
  5. Step 5: Solve for x
    x = 817,873,813,538,233,856/759,876,291.60
  6. Step 6: Final answer
    x = 1,076,324,952.60

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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.