Home / 71,373,953,313.60-98,503,280,020.17-40,894,179,885.96

Finding the Fourth Proportional to 71,373,953,313.60, 98,503,280,020.17 and 40,894,179,885.96

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Solution

The fourth proportional to 71,373,953,313.60, 98,503,280,020.17 and 40,894,179,885.96 is: 56,438,107,537.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,373,953,313.60 : 98,503,280,020.17 = 40,894,179,885.96 : x
  2. Step 2: Convert to fraction form
    71,373,953,313.60/98,503,280,020.17 = 40,894,179,885.96/x
  3. Step 3: Cross multiply
    71,373,953,313.60x = 98,503,280,020.17 × 40,894,179,885.96
  4. Step 4: Simplify right side
    71,373,953,313.60x = 4,028,210,852,501,921,464,320
  5. Step 5: Solve for x
    x = 4,028,210,852,501,921,464,320/71,373,953,313.60
  6. Step 6: Final answer
    x = 56,438,107,537.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.