Home / 66,430,222.80-99,645,334.20-62,391,271.20

Finding the Fourth Proportional to 66,430,222.80, 99,645,334.20 and 62,391,271.20

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Solution

The fourth proportional to 66,430,222.80, 99,645,334.20 and 62,391,271.20 is: 93,586,906.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,222.80 : 99,645,334.20 = 62,391,271.20 : x
  2. Step 2: Convert to fraction form
    66,430,222.80/99,645,334.20 = 62,391,271.20/x
  3. Step 3: Cross multiply
    66,430,222.80x = 99,645,334.20 × 62,391,271.20
  4. Step 4: Simplify right side
    66,430,222.80x = 6,216,999,069,886,836
  5. Step 5: Solve for x
    x = 6,216,999,069,886,836/66,430,222.80
  6. Step 6: Final answer
    x = 93,586,906.80

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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.