Home / 70,297,915.78-105,463,709.16-29,334,567.94

Finding the Fourth Proportional to 70,297,915.78, 105,463,709.16 and 29,334,567.94

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Solution

The fourth proportional to 70,297,915.78, 105,463,709.16 and 29,334,567.94 is: 44,008,877.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,297,915.78 : 105,463,709.16 = 29,334,567.94 : x
  2. Step 2: Convert to fraction form
    70,297,915.78/105,463,709.16 = 29,334,567.94/x
  3. Step 3: Cross multiply
    70,297,915.78x = 105,463,709.16 × 29,334,567.94
  4. Step 4: Simplify right side
    70,297,915.78x = 3,093,732,341,558,420.50
  5. Step 5: Solve for x
    x = 3,093,732,341,558,420.50/70,297,915.78
  6. Step 6: Final answer
    x = 44,008,877.18

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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.