Home / 88,771,267.86-122,499,063.63-49,076,420.29

Finding the Fourth Proportional to 88,771,267.86, 122,499,063.63 and 49,076,420.29

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Solution

The fourth proportional to 88,771,267.86, 122,499,063.63 and 49,076,420.29 is: 67,722,537.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,771,267.86 : 122,499,063.63 = 49,076,420.29 : x
  2. Step 2: Convert to fraction form
    88,771,267.86/122,499,063.63 = 49,076,420.29/x
  3. Step 3: Cross multiply
    88,771,267.86x = 122,499,063.63 × 49,076,420.29
  4. Step 4: Simplify right side
    88,771,267.86x = 6,011,815,531,531,085
  5. Step 5: Solve for x
    x = 6,011,815,531,531,085/88,771,267.86
  6. Step 6: Final answer
    x = 67,722,537.67

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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.