Home / 71,373,953,313.10-98,503,280,019.48-40,894,179,885.46

Finding the Fourth Proportional to 71,373,953,313.10, 98,503,280,019.48 and 40,894,179,885.46

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Solution

The fourth proportional to 71,373,953,313.10, 98,503,280,019.48 and 40,894,179,885.46 is: 56,438,107,536.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,373,953,313.10 : 98,503,280,019.48 = 40,894,179,885.46 : x
  2. Step 2: Convert to fraction form
    71,373,953,313.10/98,503,280,019.48 = 40,894,179,885.46/x
  3. Step 3: Cross multiply
    71,373,953,313.10x = 98,503,280,019.48 × 40,894,179,885.46
  4. Step 4: Simplify right side
    71,373,953,313.10x = 4,028,210,852,424,452,669,440
  5. Step 5: Solve for x
    x = 4,028,210,852,424,452,669,440/71,373,953,313.10
  6. Step 6: Final answer
    x = 56,438,107,536.98

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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.