Home / 784,945,712.66-1,083,176,276.16-432,501,980.27

Finding the Fourth Proportional to 784,945,712.66, 1,083,176,276.16 and 432,501,980.27

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Solution

The fourth proportional to 784,945,712.66, 1,083,176,276.16 and 432,501,980.27 is: 596,825,840.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,945,712.66 : 1,083,176,276.16 = 432,501,980.27 : x
  2. Step 2: Convert to fraction form
    784,945,712.66/1,083,176,276.16 = 432,501,980.27/x
  3. Step 3: Cross multiply
    784,945,712.66x = 1,083,176,276.16 × 432,501,980.27
  4. Step 4: Simplify right side
    784,945,712.66x = 468,475,884,415,268,544
  5. Step 5: Solve for x
    x = 468,475,884,415,268,544/784,945,712.66
  6. Step 6: Final answer
    x = 596,825,840.13

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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.