Home / 1,015,284,803.40-1,522,927,205.10-249,379,907.40

Finding the Fourth Proportional to 1,015,284,803.40, 1,522,927,205.10 and 249,379,907.40

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Solution

The fourth proportional to 1,015,284,803.40, 1,522,927,205.10 and 249,379,907.40 is: 374,069,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,284,803.40 : 1,522,927,205.10 = 249,379,907.40 : x
  2. Step 2: Convert to fraction form
    1,015,284,803.40/1,522,927,205.10 = 249,379,907.40/x
  3. Step 3: Cross multiply
    1,015,284,803.40x = 1,522,927,205.10 × 249,379,907.40
  4. Step 4: Simplify right side
    1,015,284,803.40x = 379,787,445,384,778,816
  5. Step 5: Solve for x
    x = 379,787,445,384,778,816/1,015,284,803.40
  6. Step 6: Final answer
    x = 374,069,861.10

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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.