Home / 66,529,885.40-99,794,828.10-48,613,981.40

Finding the Fourth Proportional to 66,529,885.40, 99,794,828.10 and 48,613,981.40

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Solution

The fourth proportional to 66,529,885.40, 99,794,828.10 and 48,613,981.40 is: 72,920,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529,885.40 : 99,794,828.10 = 48,613,981.40 : x
  2. Step 2: Convert to fraction form
    66,529,885.40/99,794,828.10 = 48,613,981.40/x
  3. Step 3: Cross multiply
    66,529,885.40x = 99,794,828.10 × 48,613,981.40
  4. Step 4: Simplify right side
    66,529,885.40x = 4,851,423,917,069,597
  5. Step 5: Solve for x
    x = 4,851,423,917,069,597/66,529,885.40
  6. Step 6: Final answer
    x = 72,920,972.10

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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.