Home / 363,426,017.10-545,139,025.65-218,307,194.70

Finding the Fourth Proportional to 363,426,017.10, 545,139,025.65 and 218,307,194.70

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Solution

The fourth proportional to 363,426,017.10, 545,139,025.65 and 218,307,194.70 is: 327,460,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,426,017.10 : 545,139,025.65 = 218,307,194.70 : x
  2. Step 2: Convert to fraction form
    363,426,017.10/545,139,025.65 = 218,307,194.70/x
  3. Step 3: Cross multiply
    363,426,017.10x = 545,139,025.65 × 218,307,194.70
  4. Step 4: Simplify right side
    363,426,017.10x = 119,007,771,411,142,832
  5. Step 5: Solve for x
    x = 119,007,771,411,142,832/363,426,017.10
  6. Step 6: Final answer
    x = 327,460,792.05

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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.