Home / 1,175,271,533.80-1,760,783,934.30-1,005,402,221.80

Finding the Fourth Proportional to 1,175,271,533.80, 1,760,783,934.30 and 1,005,402,221.80

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Solution

The fourth proportional to 1,175,271,533.80, 1,760,783,934.30 and 1,005,402,221.80 is: 1,506,286,869.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,271,533.80 : 1,760,783,934.30 = 1,005,402,221.80 : x
  2. Step 2: Convert to fraction form
    1,175,271,533.80/1,760,783,934.30 = 1,005,402,221.80/x
  3. Step 3: Cross multiply
    1,175,271,533.80x = 1,760,783,934.30 × 1,005,402,221.80
  4. Step 4: Simplify right side
    1,175,271,533.80x = 1,770,296,079,654,964,992
  5. Step 5: Solve for x
    x = 1,770,296,079,654,964,992/1,175,271,533.80
  6. Step 6: Final answer
    x = 1,506,286,869.67

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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.