Home / 772,547,998.80-1,159,027,284.60-335,661,214.80

Finding the Fourth Proportional to 772,547,998.80, 1,159,027,284.60 and 335,661,214.80

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Solution

The fourth proportional to 772,547,998.80, 1,159,027,284.60 and 335,661,214.80 is: 503,581,016.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,547,998.80 : 1,159,027,284.60 = 335,661,214.80 : x
  2. Step 2: Convert to fraction form
    772,547,998.80/1,159,027,284.60 = 335,661,214.80/x
  3. Step 3: Cross multiply
    772,547,998.80x = 1,159,027,284.60 × 335,661,214.80
  4. Step 4: Simplify right side
    772,547,998.80x = 389,040,506,335,181,312
  5. Step 5: Solve for x
    x = 389,040,506,335,181,312/772,547,998.80
  6. Step 6: Final answer
    x = 503,581,016.25

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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.