Home / 7,908,313,028.58-10,912,750,645.71-4,692,668,890.84

Finding the Fourth Proportional to 7,908,313,028.58, 10,912,750,645.71 and 4,692,668,890.84

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Solution

The fourth proportional to 7,908,313,028.58, 10,912,750,645.71 and 4,692,668,890.84 is: 6,475,455,041.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908,313,028.58 : 10,912,750,645.71 = 4,692,668,890.84 : x
  2. Step 2: Convert to fraction form
    7,908,313,028.58/10,912,750,645.71 = 4,692,668,890.84/x
  3. Step 3: Cross multiply
    7,908,313,028.58x = 10,912,750,645.71 × 4,692,668,890.84
  4. Step 4: Simplify right side
    7,908,313,028.58x = 51,209,925,468,605,661,184
  5. Step 5: Solve for x
    x = 51,209,925,468,605,661,184/7,908,313,028.58
  6. Step 6: Final answer
    x = 6,475,455,041.24

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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.