Home / 382,106,346.61-573,048,687.32-148,885,038.40

Finding the Fourth Proportional to 382,106,346.61, 573,048,687.32 and 148,885,038.40

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Solution

The fourth proportional to 382,106,346.61, 573,048,687.32 and 148,885,038.40 is: 223,284,372.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,106,346.61 : 573,048,687.32 = 148,885,038.40 : x
  2. Step 2: Convert to fraction form
    382,106,346.61/573,048,687.32 = 148,885,038.40/x
  3. Step 3: Cross multiply
    382,106,346.61x = 573,048,687.32 × 148,885,038.40
  4. Step 4: Simplify right side
    382,106,346.61x = 85,318,375,816,707,808
  5. Step 5: Solve for x
    x = 85,318,375,816,707,808/382,106,346.61
  6. Step 6: Final answer
    x = 223,284,372.46

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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.