Home / 790,078,533.84-1,090,686,452.04-526,199,662.80

Finding the Fourth Proportional to 790,078,533.84, 1,090,686,452.04 and 526,199,662.80

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Solution

The fourth proportional to 790,078,533.84, 1,090,686,452.04 and 526,199,662.80 is: 726,407,336.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,078,533.84 : 1,090,686,452.04 = 526,199,662.80 : x
  2. Step 2: Convert to fraction form
    790,078,533.84/1,090,686,452.04 = 526,199,662.80/x
  3. Step 3: Cross multiply
    790,078,533.84x = 1,090,686,452.04 × 526,199,662.80
  4. Step 4: Simplify right side
    790,078,533.84x = 573,918,843,283,976,384
  5. Step 5: Solve for x
    x = 573,918,843,283,976,384/790,078,533.84
  6. Step 6: Final answer
    x = 726,407,336.36

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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.