Home / 893,270,275.65-1,232,746,990.99-496,821,932.66

Finding the Fourth Proportional to 893,270,275.65, 1,232,746,990.99 and 496,821,932.66

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Solution

The fourth proportional to 893,270,275.65, 1,232,746,990.99 and 496,821,932.66 is: 685,633,183.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,270,275.65 : 1,232,746,990.99 = 496,821,932.66 : x
  2. Step 2: Convert to fraction form
    893,270,275.65/1,232,746,990.99 = 496,821,932.66/x
  3. Step 3: Cross multiply
    893,270,275.65x = 1,232,746,990.99 × 496,821,932.66
  4. Step 4: Simplify right side
    893,270,275.65x = 612,455,742,543,209,344
  5. Step 5: Solve for x
    x = 612,455,742,543,209,344/893,270,275.65
  6. Step 6: Final answer
    x = 685,633,183.19

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.