Home / 7,908,313,120.46-10,912,750,772.20-4,692,668,982.71

Finding the Fourth Proportional to 7,908,313,120.46, 10,912,750,772.20 and 4,692,668,982.71

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Solution

The fourth proportional to 7,908,313,120.46, 10,912,750,772.20 and 4,692,668,982.71 is: 6,475,455,167.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908,313,120.46 : 10,912,750,772.20 = 4,692,668,982.71 : x
  2. Step 2: Convert to fraction form
    7,908,313,120.46/10,912,750,772.20 = 4,692,668,982.71/x
  3. Step 3: Cross multiply
    7,908,313,120.46x = 10,912,750,772.20 × 4,692,668,982.71
  4. Step 4: Simplify right side
    7,908,313,120.46x = 51,209,927,064,765,431,808
  5. Step 5: Solve for x
    x = 51,209,927,064,765,431,808/7,908,313,120.46
  6. Step 6: Final answer
    x = 6,475,455,167.84

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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.