Home / 354,833,445.44-489,486,740.64-224,528,836.16

Finding the Fourth Proportional to 354,833,445.44, 489,486,740.64 and 224,528,836.16

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Solution

The fourth proportional to 354,833,445.44, 489,486,740.64 and 224,528,836.16 is: 309,733,734.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,833,445.44 : 489,486,740.64 = 224,528,836.16 : x
  2. Step 2: Convert to fraction form
    354,833,445.44/489,486,740.64 = 224,528,836.16/x
  3. Step 3: Cross multiply
    354,833,445.44x = 489,486,740.64 × 224,528,836.16
  4. Step 4: Simplify right side
    354,833,445.44x = 109,903,888,191,650,976
  5. Step 5: Solve for x
    x = 109,903,888,191,650,976/354,833,445.44
  6. Step 6: Final answer
    x = 309,733,734.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.