Home / 291,255,017.10-436,882,525.65-262,029,698.70

Finding the Fourth Proportional to 291,255,017.10, 436,882,525.65 and 262,029,698.70

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Solution

The fourth proportional to 291,255,017.10, 436,882,525.65 and 262,029,698.70 is: 393,044,548.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,255,017.10 : 436,882,525.65 = 262,029,698.70 : x
  2. Step 2: Convert to fraction form
    291,255,017.10/436,882,525.65 = 262,029,698.70/x
  3. Step 3: Cross multiply
    291,255,017.10x = 436,882,525.65 × 262,029,698.70
  4. Step 4: Simplify right side
    291,255,017.10x = 114,476,196,563,364,512
  5. Step 5: Solve for x
    x = 114,476,196,563,364,512/291,255,017.10
  6. Step 6: Final answer
    x = 393,044,548.05

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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.