Home / 804,283,765.32-1,109,883,287.53-442,175,091.76

Finding the Fourth Proportional to 804,283,765.32, 1,109,883,287.53 and 442,175,091.76

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Solution

The fourth proportional to 804,283,765.32, 1,109,883,287.53 and 442,175,091.76 is: 610,186,063.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,283,765.32 : 1,109,883,287.53 = 442,175,091.76 : x
  2. Step 2: Convert to fraction form
    804,283,765.32/1,109,883,287.53 = 442,175,091.76/x
  3. Step 3: Cross multiply
    804,283,765.32x = 1,109,883,287.53 × 442,175,091.76
  4. Step 4: Simplify right side
    804,283,765.32x = 490,762,744,502,148,608
  5. Step 5: Solve for x
    x = 490,762,744,502,148,608/804,283,765.32
  6. Step 6: Final answer
    x = 610,186,063.26

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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.