Home / 250,947,390.60-376,421,085.90-199,291,325.40

Finding the Fourth Proportional to 250,947,390.60, 376,421,085.90 and 199,291,325.40

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Solution

The fourth proportional to 250,947,390.60, 376,421,085.90 and 199,291,325.40 is: 298,936,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,947,390.60 : 376,421,085.90 = 199,291,325.40 : x
  2. Step 2: Convert to fraction form
    250,947,390.60/376,421,085.90 = 199,291,325.40/x
  3. Step 3: Cross multiply
    250,947,390.60x = 376,421,085.90 × 199,291,325.40
  4. Step 4: Simplify right side
    250,947,390.60x = 75,017,457,117,518,256
  5. Step 5: Solve for x
    x = 75,017,457,117,518,256/250,947,390.60
  6. Step 6: Final answer
    x = 298,936,988.10

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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.