Home / 1,036,208,009.60-1,429,964,726.40-590,171,342.72

Finding the Fourth Proportional to 1,036,208,009.60, 1,429,964,726.40 and 590,171,342.72

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Solution

The fourth proportional to 1,036,208,009.60, 1,429,964,726.40 and 590,171,342.72 is: 814,435,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,208,009.60 : 1,429,964,726.40 = 590,171,342.72 : x
  2. Step 2: Convert to fraction form
    1,036,208,009.60/1,429,964,726.40 = 590,171,342.72/x
  3. Step 3: Cross multiply
    1,036,208,009.60x = 1,429,964,726.40 × 590,171,342.72
  4. Step 4: Simplify right side
    1,036,208,009.60x = 843,924,202,621,725,568
  5. Step 5: Solve for x
    x = 843,924,202,621,725,568/1,036,208,009.60
  6. Step 6: Final answer
    x = 814,435,127.70

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Double scale
Find fourth proportional to 1,036,208,010.60, 1,429,964,727.78 and 590,171,343.72
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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.