Home / 161,699,328,085.60-242,548,992,128.40-56,974,897,237.60

Finding the Fourth Proportional to 161,699,328,085.60, 242,548,992,128.40 and 56,974,897,237.60

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Solution

The fourth proportional to 161,699,328,085.60, 242,548,992,128.40 and 56,974,897,237.60 is: 85,462,345,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,699,328,085.60 : 242,548,992,128.40 = 56,974,897,237.60 : x
  2. Step 2: Convert to fraction form
    161,699,328,085.60/242,548,992,128.40 = 56,974,897,237.60/x
  3. Step 3: Cross multiply
    161,699,328,085.60x = 242,548,992,128.40 × 56,974,897,237.60
  4. Step 4: Simplify right side
    161,699,328,085.60x = 13,819,203,901,599,040,667,648
  5. Step 5: Solve for x
    x = 13,819,203,901,599,040,667,648/161,699,328,085.60
  6. Step 6: Final answer
    x = 85,462,345,856.40

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Double scale
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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.