Home / 76,475,478,118.40-114,713,217,177.60-43,415,596,390.40

Finding the Fourth Proportional to 76,475,478,118.40, 114,713,217,177.60 and 43,415,596,390.40

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Solution

The fourth proportional to 76,475,478,118.40, 114,713,217,177.60 and 43,415,596,390.40 is: 65,123,394,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,475,478,118.40 : 114,713,217,177.60 = 43,415,596,390.40 : x
  2. Step 2: Convert to fraction form
    76,475,478,118.40/114,713,217,177.60 = 43,415,596,390.40/x
  3. Step 3: Cross multiply
    76,475,478,118.40x = 114,713,217,177.60 × 43,415,596,390.40
  4. Step 4: Simplify right side
    76,475,478,118.40x = 4,980,342,737,626,982,252,544
  5. Step 5: Solve for x
    x = 4,980,342,737,626,982,252,544/76,475,478,118.40
  6. Step 6: Final answer
    x = 65,123,394,585.60

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Double scale
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Similar ratio
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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.