Home / 30,269,620,595.19-45,404,265,731.00-12,341,928,785.48

Finding the Fourth Proportional to 30,269,620,595.19, 45,404,265,731.00 and 12,341,928,785.48

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Solution

The fourth proportional to 30,269,620,595.19, 45,404,265,731.00 and 12,341,928,785.48 is: 18,512,825,836.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,269,620,595.19 : 45,404,265,731.00 = 12,341,928,785.48 : x
  2. Step 2: Convert to fraction form
    30,269,620,595.19/45,404,265,731.00 = 12,341,928,785.48/x
  3. Step 3: Cross multiply
    30,269,620,595.19x = 45,404,265,731.00 × 12,341,928,785.48
  4. Step 4: Simplify right side
    30,269,620,595.19x = 560,376,214,209,015,971,840
  5. Step 5: Solve for x
    x = 560,376,214,209,015,971,840/30,269,620,595.19
  6. Step 6: Final answer
    x = 18,512,825,836.28

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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.