Home / 66,007,466.80-99,011,200.20-60,334,097.20

Finding the Fourth Proportional to 66,007,466.80, 99,011,200.20 and 60,334,097.20

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Solution

The fourth proportional to 66,007,466.80, 99,011,200.20 and 60,334,097.20 is: 90,501,145.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,007,466.80 : 99,011,200.20 = 60,334,097.20 : x
  2. Step 2: Convert to fraction form
    66,007,466.80/99,011,200.20 = 60,334,097.20/x
  3. Step 3: Cross multiply
    66,007,466.80x = 99,011,200.20 × 60,334,097.20
  4. Step 4: Simplify right side
    66,007,466.80x = 5,973,751,376,755,460
  5. Step 5: Solve for x
    x = 5,973,751,376,755,460/66,007,466.80
  6. Step 6: Final answer
    x = 90,501,145.80

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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.