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Finding the Fourth Proportional to 1,063,004,807.80, 1,594,507,211.70 and 994,980,359.80

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Solution

The fourth proportional to 1,063,004,807.80, 1,594,507,211.70 and 994,980,359.80 is: 1,492,470,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,004,807.80 : 1,594,507,211.70 = 994,980,359.80 : x
  2. Step 2: Convert to fraction form
    1,063,004,807.80/1,594,507,211.70 = 994,980,359.80/x
  3. Step 3: Cross multiply
    1,063,004,807.80x = 1,594,507,211.70 × 994,980,359.80
  4. Step 4: Simplify right side
    1,063,004,807.80x = 1,586,503,359,200,960,768
  5. Step 5: Solve for x
    x = 1,586,503,359,200,960,768/1,063,004,807.80
  6. Step 6: Final answer
    x = 1,492,470,539.70

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Double scale
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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.