Home / 61,813,176.66-85,297,914-34,308,939.78

Finding the Fourth Proportional to 61,813,176.66, 85,297,914 and 34,308,939.78

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Solution

The fourth proportional to 61,813,176.66, 85,297,914 and 34,308,939.78 is: 47,343,966.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,813,176.66 : 85,297,914 = 34,308,939.78 : x
  2. Step 2: Convert to fraction form
    61,813,176.66/85,297,914 = 34,308,939.78/x
  3. Step 3: Cross multiply
    61,813,176.66x = 85,297,914 × 34,308,939.78
  4. Step 4: Simplify right side
    61,813,176.66x = 2,926,480,994,785,619
  5. Step 5: Solve for x
    x = 2,926,480,994,785,619/61,813,176.66
  6. Step 6: Final answer
    x = 47,343,966.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.