Home / 87,713,068.64-131,698,942.16-48,927,304.04

Finding the Fourth Proportional to 87,713,068.64, 131,698,942.16 and 48,927,304.04

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Solution

The fourth proportional to 87,713,068.64, 131,698,942.16 and 48,927,304.04 is: 73,463,102.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,713,068.64 : 131,698,942.16 = 48,927,304.04 : x
  2. Step 2: Convert to fraction form
    87,713,068.64/131,698,942.16 = 48,927,304.04/x
  3. Step 3: Cross multiply
    87,713,068.64x = 131,698,942.16 × 48,927,304.04
  4. Step 4: Simplify right side
    87,713,068.64x = 6,443,674,184,808,694
  5. Step 5: Solve for x
    x = 6,443,674,184,808,694/87,713,068.64
  6. Step 6: Final answer
    x = 73,463,102.87

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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.