Home / 6,386,914,823.40-9,587,538,596.70-4,939,309,780.20

Finding the Fourth Proportional to 6,386,914,823.40, 9,587,538,596.70 and 4,939,309,780.20

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Solution

The fourth proportional to 6,386,914,823.40, 9,587,538,596.70 and 4,939,309,780.20 is: 7,414,506,763.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,914,823.40 : 9,587,538,596.70 = 4,939,309,780.20 : x
  2. Step 2: Convert to fraction form
    6,386,914,823.40/9,587,538,596.70 = 4,939,309,780.20/x
  3. Step 3: Cross multiply
    6,386,914,823.40x = 9,587,538,596.70 × 4,939,309,780.20
  4. Step 4: Simplify right side
    6,386,914,823.40x = 47,355,823,158,725,296,128
  5. Step 5: Solve for x
    x = 47,355,823,158,725,296,128/6,386,914,823.40
  6. Step 6: Final answer
    x = 7,414,506,763.93

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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.