Home / 488,689,525,906.40-733,034,288,859.60-135,362,039,938.40

Finding the Fourth Proportional to 488,689,525,906.40, 733,034,288,859.60 and 135,362,039,938.40

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Solution

The fourth proportional to 488,689,525,906.40, 733,034,288,859.60 and 135,362,039,938.40 is: 203,043,059,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,689,525,906.40 : 733,034,288,859.60 = 135,362,039,938.40 : x
  2. Step 2: Convert to fraction form
    488,689,525,906.40/733,034,288,859.60 = 135,362,039,938.40/x
  3. Step 3: Cross multiply
    488,689,525,906.40x = 733,034,288,859.60 × 135,362,039,938.40
  4. Step 4: Simplify right side
    488,689,525,906.40x = 99,225,016,684,829,814,554,624
  5. Step 5: Solve for x
    x = 99,225,016,684,829,814,554,624/488,689,525,906.40
  6. Step 6: Final answer
    x = 203,043,059,907.60

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1.5x scale

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.