Home / 7,256,948,698.40-10,887,438,586.80-3,118,374,874.40

Finding the Fourth Proportional to 7,256,948,698.40, 10,887,438,586.80 and 3,118,374,874.40

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Solution

The fourth proportional to 7,256,948,698.40, 10,887,438,586.80 and 3,118,374,874.40 is: 4,678,428,406.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256,948,698.40 : 10,887,438,586.80 = 3,118,374,874.40 : x
  2. Step 2: Convert to fraction form
    7,256,948,698.40/10,887,438,586.80 = 3,118,374,874.40/x
  3. Step 3: Cross multiply
    7,256,948,698.40x = 10,887,438,586.80 × 3,118,374,874.40
  4. Step 4: Simplify right side
    7,256,948,698.40x = 33,951,114,935,650,160,640
  5. Step 5: Solve for x
    x = 33,951,114,935,650,160,640/7,256,948,698.40
  6. Step 6: Final answer
    x = 4,678,428,406.57

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1.5x scale

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.