Home / 10,879,378,995.20-16,319,068,492.80-3,519,133,721.60

Finding the Fourth Proportional to 10,879,378,995.20, 16,319,068,492.80 and 3,519,133,721.60

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Solution

The fourth proportional to 10,879,378,995.20, 16,319,068,492.80 and 3,519,133,721.60 is: 5,278,700,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,879,378,995.20 : 16,319,068,492.80 = 3,519,133,721.60 : x
  2. Step 2: Convert to fraction form
    10,879,378,995.20/16,319,068,492.80 = 3,519,133,721.60/x
  3. Step 3: Cross multiply
    10,879,378,995.20x = 16,319,068,492.80 × 3,519,133,721.60
  4. Step 4: Simplify right side
    10,879,378,995.20x = 57,428,984,238,112,563,200
  5. Step 5: Solve for x
    x = 57,428,984,238,112,563,200/10,879,378,995.20
  6. Step 6: Final answer
    x = 5,278,700,582.40

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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.