Home / 930,097,201.60-1,395,145,802.40-620,160,810.40

Finding the Fourth Proportional to 930,097,201.60, 1,395,145,802.40 and 620,160,810.40

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Solution

The fourth proportional to 930,097,201.60, 1,395,145,802.40 and 620,160,810.40 is: 930,241,215.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,097,201.60 : 1,395,145,802.40 = 620,160,810.40 : x
  2. Step 2: Convert to fraction form
    930,097,201.60/1,395,145,802.40 = 620,160,810.40/x
  3. Step 3: Cross multiply
    930,097,201.60x = 1,395,145,802.40 × 620,160,810.40
  4. Step 4: Simplify right side
    930,097,201.60x = 865,214,751,442,542,336
  5. Step 5: Solve for x
    x = 865,214,751,442,542,336/930,097,201.60
  6. Step 6: Final answer
    x = 930,241,215.60

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Double scale
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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.