Home / 737,168,562.21-1,017,285,918.56-402,641,015.07

Finding the Fourth Proportional to 737,168,562.21, 1,017,285,918.56 and 402,641,015.07

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Solution

The fourth proportional to 737,168,562.21, 1,017,285,918.56 and 402,641,015.07 is: 555,640,942.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,168,562.21 : 1,017,285,918.56 = 402,641,015.07 : x
  2. Step 2: Convert to fraction form
    737,168,562.21/1,017,285,918.56 = 402,641,015.07/x
  3. Step 3: Cross multiply
    737,168,562.21x = 1,017,285,918.56 × 402,641,015.07
  4. Step 4: Simplify right side
    737,168,562.21x = 409,601,034,863,402,496
  5. Step 5: Solve for x
    x = 409,601,034,863,402,496/737,168,562.21
  6. Step 6: Final answer
    x = 555,640,942.74

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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.