Home / 364,689,689.20-546,570,047.40-149,035,289.20

Finding the Fourth Proportional to 364,689,689.20, 546,570,047.40 and 149,035,289.20

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Solution

The fourth proportional to 364,689,689.20, 546,570,047.40 and 149,035,289.20 is: 223,363,115.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,689,689.20 : 546,570,047.40 = 149,035,289.20 : x
  2. Step 2: Convert to fraction form
    364,689,689.20/546,570,047.40 = 149,035,289.20/x
  3. Step 3: Cross multiply
    364,689,689.20x = 546,570,047.40 × 149,035,289.20
  4. Step 4: Simplify right side
    364,689,689.20x = 81,458,225,082,316,704
  5. Step 5: Solve for x
    x = 81,458,225,082,316,704/364,689,689.20
  6. Step 6: Final answer
    x = 223,363,115.26

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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.