Home / 348,759,712.60-523,139,568.90-211,010,205.40

Finding the Fourth Proportional to 348,759,712.60, 523,139,568.90 and 211,010,205.40

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Solution

The fourth proportional to 348,759,712.60, 523,139,568.90 and 211,010,205.40 is: 316,515,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,759,712.60 : 523,139,568.90 = 211,010,205.40 : x
  2. Step 2: Convert to fraction form
    348,759,712.60/523,139,568.90 = 211,010,205.40/x
  3. Step 3: Cross multiply
    348,759,712.60x = 523,139,568.90 × 211,010,205.40
  4. Step 4: Simplify right side
    348,759,712.60x = 110,387,787,886,456,448
  5. Step 5: Solve for x
    x = 110,387,787,886,456,448/348,759,712.60
  6. Step 6: Final answer
    x = 316,515,308.10

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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.