Home / 448,444,830.40-672,667,245.60-125,328,702.40

Finding the Fourth Proportional to 448,444,830.40, 672,667,245.60 and 125,328,702.40

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Solution

The fourth proportional to 448,444,830.40, 672,667,245.60 and 125,328,702.40 is: 187,993,053.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,444,830.40 : 672,667,245.60 = 125,328,702.40 : x
  2. Step 2: Convert to fraction form
    448,444,830.40/672,667,245.60 = 125,328,702.40/x
  3. Step 3: Cross multiply
    448,444,830.40x = 672,667,245.60 × 125,328,702.40
  4. Step 4: Simplify right side
    448,444,830.40x = 84,304,513,038,030,112
  5. Step 5: Solve for x
    x = 84,304,513,038,030,112/448,444,830.40
  6. Step 6: Final answer
    x = 187,993,053.60

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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.