Home / 735,474,578.06-1,014,966,171.15-400,947,325.58

Finding the Fourth Proportional to 735,474,578.06, 1,014,966,171.15 and 400,947,325.58

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Solution

The fourth proportional to 735,474,578.06, 1,014,966,171.15 and 400,947,325.58 is: 553,313,444.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,474,578.06 : 1,014,966,171.15 = 400,947,325.58 : x
  2. Step 2: Convert to fraction form
    735,474,578.06/1,014,966,171.15 = 400,947,325.58/x
  3. Step 3: Cross multiply
    735,474,578.06x = 1,014,966,171.15 × 400,947,325.58
  4. Step 4: Simplify right side
    735,474,578.06x = 406,947,971,876,765,056
  5. Step 5: Solve for x
    x = 406,947,971,876,765,056/735,474,578.06
  6. Step 6: Final answer
    x = 553,313,444.16

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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.