Home / 439,562,246.40-659,343,369.60-112,037,126.40

Finding the Fourth Proportional to 439,562,246.40, 659,343,369.60 and 112,037,126.40

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Solution

The fourth proportional to 439,562,246.40, 659,343,369.60 and 112,037,126.40 is: 168,055,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,562,246.40 : 659,343,369.60 = 112,037,126.40 : x
  2. Step 2: Convert to fraction form
    439,562,246.40/659,343,369.60 = 112,037,126.40/x
  3. Step 3: Cross multiply
    439,562,246.40x = 659,343,369.60 × 112,037,126.40
  4. Step 4: Simplify right side
    439,562,246.40x = 73,870,936,440,877,120
  5. Step 5: Solve for x
    x = 73,870,936,440,877,120/439,562,246.40
  6. Step 6: Final answer
    x = 168,055,689.60

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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.