Home / 930,097,218.60-1,395,145,827.90-620,160,827.40

Finding the Fourth Proportional to 930,097,218.60, 1,395,145,827.90 and 620,160,827.40

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Solution

The fourth proportional to 930,097,218.60, 1,395,145,827.90 and 620,160,827.40 is: 930,241,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,097,218.60 : 1,395,145,827.90 = 620,160,827.40 : x
  2. Step 2: Convert to fraction form
    930,097,218.60/1,395,145,827.90 = 620,160,827.40/x
  3. Step 3: Cross multiply
    930,097,218.60x = 1,395,145,827.90 × 620,160,827.40
  4. Step 4: Simplify right side
    930,097,218.60x = 865,214,790,974,121,984
  5. Step 5: Solve for x
    x = 865,214,790,974,121,984/930,097,218.60
  6. Step 6: Final answer
    x = 930,241,241.10

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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.