Home / 2,889,114,975.72-4,326,315,607.80-1,903,553,570.16

Finding the Fourth Proportional to 2,889,114,975.72, 4,326,315,607.80 and 1,903,553,570.16

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Solution

The fourth proportional to 2,889,114,975.72, 4,326,315,607.80 and 1,903,553,570.16 is: 2,850,483,137.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,114,975.72 : 4,326,315,607.80 = 1,903,553,570.16 : x
  2. Step 2: Convert to fraction form
    2,889,114,975.72/4,326,315,607.80 = 1,903,553,570.16/x
  3. Step 3: Cross multiply
    2,889,114,975.72x = 4,326,315,607.80 × 1,903,553,570.16
  4. Step 4: Simplify right side
    2,889,114,975.72x = 8,235,373,520,866,621,440
  5. Step 5: Solve for x
    x = 8,235,373,520,866,621,440/2,889,114,975.72
  6. Step 6: Final answer
    x = 2,850,483,137.60

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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.