Home / 354,630,009.60-531,945,014.40-306,162,590.40

Finding the Fourth Proportional to 354,630,009.60, 531,945,014.40 and 306,162,590.40

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Solution

The fourth proportional to 354,630,009.60, 531,945,014.40 and 306,162,590.40 is: 459,243,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,630,009.60 : 531,945,014.40 = 306,162,590.40 : x
  2. Step 2: Convert to fraction form
    354,630,009.60/531,945,014.40 = 306,162,590.40/x
  3. Step 3: Cross multiply
    354,630,009.60x = 531,945,014.40 × 306,162,590.40
  4. Step 4: Simplify right side
    354,630,009.60x = 162,861,663,559,069,280
  5. Step 5: Solve for x
    x = 162,861,663,559,069,280/354,630,009.60
  6. Step 6: Final answer
    x = 459,243,885.60

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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.