Home / 77,262,662,309.60-115,893,993,464.40-54,817,617,778.40

Finding the Fourth Proportional to 77,262,662,309.60, 115,893,993,464.40 and 54,817,617,778.40

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Solution

The fourth proportional to 77,262,662,309.60, 115,893,993,464.40 and 54,817,617,778.40 is: 82,226,426,667.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,262,662,309.60 : 115,893,993,464.40 = 54,817,617,778.40 : x
  2. Step 2: Convert to fraction form
    77,262,662,309.60/115,893,993,464.40 = 54,817,617,778.40/x
  3. Step 3: Cross multiply
    77,262,662,309.60x = 115,893,993,464.40 × 54,817,617,778.40
  4. Step 4: Simplify right side
    77,262,662,309.60x = 6,353,032,636,543,866,503,168
  5. Step 5: Solve for x
    x = 6,353,032,636,543,866,503,168/77,262,662,309.60
  6. Step 6: Final answer
    x = 82,226,426,667.60

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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.