Home / 209,952,011.60-314,928,017.40-133,613,464.40

Finding the Fourth Proportional to 209,952,011.60, 314,928,017.40 and 133,613,464.40

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Solution

The fourth proportional to 209,952,011.60, 314,928,017.40 and 133,613,464.40 is: 200,420,196.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,011.60 : 314,928,017.40 = 133,613,464.40 : x
  2. Step 2: Convert to fraction form
    209,952,011.60/314,928,017.40 = 133,613,464.40/x
  3. Step 3: Cross multiply
    209,952,011.60x = 314,928,017.40 × 133,613,464.40
  4. Step 4: Simplify right side
    209,952,011.60x = 42,078,623,441,437,480
  5. Step 5: Solve for x
    x = 42,078,623,441,437,480/209,952,011.60
  6. Step 6: Final answer
    x = 200,420,196.60

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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.