Home / 419,073,537.04-578,327,473-240,486,528.40

Finding the Fourth Proportional to 419,073,537.04, 578,327,473 and 240,486,528.40

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Solution

The fourth proportional to 419,073,537.04, 578,327,473 and 240,486,528.40 is: 331,874,847.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,073,537.04 : 578,327,473 = 240,486,528.40 : x
  2. Step 2: Convert to fraction form
    419,073,537.04/578,327,473 = 240,486,528.40/x
  3. Step 3: Cross multiply
    419,073,537.04x = 578,327,473 × 240,486,528.40
  4. Step 4: Simplify right side
    419,073,537.04x = 139,079,966,260,114,736
  5. Step 5: Solve for x
    x = 139,079,966,260,114,736/419,073,537.04
  6. Step 6: Final answer
    x = 331,874,847.65

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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.