Home / 66,437,803.20-99,656,704.80-26,048,287.20

Finding the Fourth Proportional to 66,437,803.20, 99,656,704.80 and 26,048,287.20

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Solution

The fourth proportional to 66,437,803.20, 99,656,704.80 and 26,048,287.20 is: 39,072,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,437,803.20 : 99,656,704.80 = 26,048,287.20 : x
  2. Step 2: Convert to fraction form
    66,437,803.20/99,656,704.80 = 26,048,287.20/x
  3. Step 3: Cross multiply
    66,437,803.20x = 99,656,704.80 × 26,048,287.20
  4. Step 4: Simplify right side
    66,437,803.20x = 2,595,886,468,036,018.50
  5. Step 5: Solve for x
    x = 2,595,886,468,036,018.50/66,437,803.20
  6. Step 6: Final answer
    x = 39,072,430.80

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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.