Home / 99,076,547.80-148,614,821.70-73,567,379.80

Finding the Fourth Proportional to 99,076,547.80, 148,614,821.70 and 73,567,379.80

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Solution

The fourth proportional to 99,076,547.80, 148,614,821.70 and 73,567,379.80 is: 110,351,069.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,076,547.80 : 148,614,821.70 = 73,567,379.80 : x
  2. Step 2: Convert to fraction form
    99,076,547.80/148,614,821.70 = 73,567,379.80/x
  3. Step 3: Cross multiply
    99,076,547.80x = 148,614,821.70 × 73,567,379.80
  4. Step 4: Simplify right side
    99,076,547.80x = 10,933,203,031,913,180
  5. Step 5: Solve for x
    x = 10,933,203,031,913,180/99,076,547.80
  6. Step 6: Final answer
    x = 110,351,069.70

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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.