Home / 1,119,747,340.40-1,679,621,010.60-1,010,908,223.60

Finding the Fourth Proportional to 1,119,747,340.40, 1,679,621,010.60 and 1,010,908,223.60

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Solution

The fourth proportional to 1,119,747,340.40, 1,679,621,010.60 and 1,010,908,223.60 is: 1,516,362,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,747,340.40 : 1,679,621,010.60 = 1,010,908,223.60 : x
  2. Step 2: Convert to fraction form
    1,119,747,340.40/1,679,621,010.60 = 1,010,908,223.60/x
  3. Step 3: Cross multiply
    1,119,747,340.40x = 1,679,621,010.60 × 1,010,908,223.60
  4. Step 4: Simplify right side
    1,119,747,340.40x = 1,697,942,692,146,882,816
  5. Step 5: Solve for x
    x = 1,697,942,692,146,882,816/1,119,747,340.40
  6. Step 6: Final answer
    x = 1,516,362,335.40

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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.