Home / 90,843,402,477.10-136,265,103,715.65-61,089,508,921.90

Finding the Fourth Proportional to 90,843,402,477.10, 136,265,103,715.65 and 61,089,508,921.90

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Solution

The fourth proportional to 90,843,402,477.10, 136,265,103,715.65 and 61,089,508,921.90 is: 91,634,263,382.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,843,402,477.10 : 136,265,103,715.65 = 61,089,508,921.90 : x
  2. Step 2: Convert to fraction form
    90,843,402,477.10/136,265,103,715.65 = 61,089,508,921.90/x
  3. Step 3: Cross multiply
    90,843,402,477.10x = 136,265,103,715.65 × 61,089,508,921.90
  4. Step 4: Simplify right side
    90,843,402,477.10x = 8,324,368,269,180,829,433,856
  5. Step 5: Solve for x
    x = 8,324,368,269,180,829,433,856/90,843,402,477.10
  6. Step 6: Final answer
    x = 91,634,263,382.85

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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.