Home / 2,688,768,036.20-4,033,152,054.30-646,354,980.20

Finding the Fourth Proportional to 2,688,768,036.20, 4,033,152,054.30 and 646,354,980.20

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Solution

The fourth proportional to 2,688,768,036.20, 4,033,152,054.30 and 646,354,980.20 is: 969,532,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,768,036.20 : 4,033,152,054.30 = 646,354,980.20 : x
  2. Step 2: Convert to fraction form
    2,688,768,036.20/4,033,152,054.30 = 646,354,980.20/x
  3. Step 3: Cross multiply
    2,688,768,036.20x = 4,033,152,054.30 × 646,354,980.20
  4. Step 4: Simplify right side
    2,688,768,036.20x = 2,606,847,916,200,666,112
  5. Step 5: Solve for x
    x = 2,606,847,916,200,666,112/2,688,768,036.20
  6. Step 6: Final answer
    x = 969,532,470.30

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Double scale
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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.