Home / 66,051,000.80-99,076,501.20-38,770,362.80

Finding the Fourth Proportional to 66,051,000.80, 99,076,501.20 and 38,770,362.80

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Solution

The fourth proportional to 66,051,000.80, 99,076,501.20 and 38,770,362.80 is: 58,155,544.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,051,000.80 : 99,076,501.20 = 38,770,362.80 : x
  2. Step 2: Convert to fraction form
    66,051,000.80/99,076,501.20 = 38,770,362.80/x
  3. Step 3: Cross multiply
    66,051,000.80x = 99,076,501.20 × 38,770,362.80
  4. Step 4: Simplify right side
    66,051,000.80x = 3,841,231,896,478,635
  5. Step 5: Solve for x
    x = 3,841,231,896,478,635/66,051,000.80
  6. Step 6: Final answer
    x = 58,155,544.20

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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.