Home / 366,401,962.60-549,602,943.90-194,215,078.60

Finding the Fourth Proportional to 366,401,962.60, 549,602,943.90 and 194,215,078.60

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Solution

The fourth proportional to 366,401,962.60, 549,602,943.90 and 194,215,078.60 is: 291,322,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,401,962.60 : 549,602,943.90 = 194,215,078.60 : x
  2. Step 2: Convert to fraction form
    366,401,962.60/549,602,943.90 = 194,215,078.60/x
  3. Step 3: Cross multiply
    366,401,962.60x = 549,602,943.90 × 194,215,078.60
  4. Step 4: Simplify right side
    366,401,962.60x = 106,741,178,948,329,888
  5. Step 5: Solve for x
    x = 106,741,178,948,329,888/366,401,962.60
  6. Step 6: Final answer
    x = 291,322,617.90

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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.