Home / 675,250,848.41-931,826,157.05-373,849,592.90

Finding the Fourth Proportional to 675,250,848.41, 931,826,157.05 and 373,849,592.90

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Solution

The fourth proportional to 675,250,848.41, 931,826,157.05 and 373,849,592.90 is: 515,901,357.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,250,848.41 : 931,826,157.05 = 373,849,592.90 : x
  2. Step 2: Convert to fraction form
    675,250,848.41/931,826,157.05 = 373,849,592.90/x
  3. Step 3: Cross multiply
    675,250,848.41x = 931,826,157.05 × 373,849,592.90
  4. Step 4: Simplify right side
    675,250,848.41x = 348,362,829,469,978,112
  5. Step 5: Solve for x
    x = 348,362,829,469,978,112/675,250,848.41
  6. Step 6: Final answer
    x = 515,901,357.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.