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Finding the Fourth Proportional to 200,595,877.60, 300,893,816.40 and 114,502,435.60

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Solution

The fourth proportional to 200,595,877.60, 300,893,816.40 and 114,502,435.60 is: 171,753,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,595,877.60 : 300,893,816.40 = 114,502,435.60 : x
  2. Step 2: Convert to fraction form
    200,595,877.60/300,893,816.40 = 114,502,435.60/x
  3. Step 3: Cross multiply
    200,595,877.60x = 300,893,816.40 × 114,502,435.60
  4. Step 4: Simplify right side
    200,595,877.60x = 34,453,074,834,779,220
  5. Step 5: Solve for x
    x = 34,453,074,834,779,220/200,595,877.60
  6. Step 6: Final answer
    x = 171,753,653.40

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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.