Home / 6,718,465,688.40-10,077,698,532.60-4,977,039,819.60

Finding the Fourth Proportional to 6,718,465,688.40, 10,077,698,532.60 and 4,977,039,819.60

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Solution

The fourth proportional to 6,718,465,688.40, 10,077,698,532.60 and 4,977,039,819.60 is: 7,465,559,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718,465,688.40 : 10,077,698,532.60 = 4,977,039,819.60 : x
  2. Step 2: Convert to fraction form
    6,718,465,688.40/10,077,698,532.60 = 4,977,039,819.60/x
  3. Step 3: Cross multiply
    6,718,465,688.40x = 10,077,698,532.60 × 4,977,039,819.60
  4. Step 4: Simplify right side
    6,718,465,688.40x = 50,157,106,886,674,694,144
  5. Step 5: Solve for x
    x = 50,157,106,886,674,694,144/6,718,465,688.40
  6. Step 6: Final answer
    x = 7,465,559,729.40

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Double scale
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Similar ratio
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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.