Home / 612,134,485.20-918,201,727.80-588,325,928.40

Finding the Fourth Proportional to 612,134,485.20, 918,201,727.80 and 588,325,928.40

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Solution

The fourth proportional to 612,134,485.20, 918,201,727.80 and 588,325,928.40 is: 882,488,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,134,485.20 : 918,201,727.80 = 588,325,928.40 : x
  2. Step 2: Convert to fraction form
    612,134,485.20/918,201,727.80 = 588,325,928.40/x
  3. Step 3: Cross multiply
    612,134,485.20x = 918,201,727.80 × 588,325,928.40
  4. Step 4: Simplify right side
    612,134,485.20x = 540,201,883,966,419,008
  5. Step 5: Solve for x
    x = 540,201,883,966,419,008/612,134,485.20
  6. Step 6: Final answer
    x = 882,488,892.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.