Home / 2,753,658,512.40-4,130,487,768.60-2,209,462,928.40

Finding the Fourth Proportional to 2,753,658,512.40, 4,130,487,768.60 and 2,209,462,928.40

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Solution

The fourth proportional to 2,753,658,512.40, 4,130,487,768.60 and 2,209,462,928.40 is: 3,314,194,392.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,658,512.40 : 4,130,487,768.60 = 2,209,462,928.40 : x
  2. Step 2: Convert to fraction form
    2,753,658,512.40/4,130,487,768.60 = 2,209,462,928.40/x
  3. Step 3: Cross multiply
    2,753,658,512.40x = 4,130,487,768.60 × 2,209,462,928.40
  4. Step 4: Simplify right side
    2,753,658,512.40x = 9,126,159,600,931,338,240
  5. Step 5: Solve for x
    x = 9,126,159,600,931,338,240/2,753,658,512.40
  6. Step 6: Final answer
    x = 3,314,194,392.60

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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.