Home / 1,030,003,378.57-1,421,442,041.75-590,055,261.13

Finding the Fourth Proportional to 1,030,003,378.57, 1,421,442,041.75 and 590,055,261.13

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Solution

The fourth proportional to 1,030,003,378.57, 1,421,442,041.75 and 590,055,261.13 is: 814,297,673.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,003,378.57 : 1,421,442,041.75 = 590,055,261.13 : x
  2. Step 2: Convert to fraction form
    1,030,003,378.57/1,421,442,041.75 = 590,055,261.13/x
  3. Step 3: Cross multiply
    1,030,003,378.57x = 1,421,442,041.75 × 590,055,261.13
  4. Step 4: Simplify right side
    1,030,003,378.57x = 838,729,355,125,956,608
  5. Step 5: Solve for x
    x = 838,729,355,125,956,608/1,030,003,378.57
  6. Step 6: Final answer
    x = 814,297,673.75

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Double scale
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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.