Home / 1,786,430,514.14-2,679,773,758.14-476,325,703.88

Finding the Fourth Proportional to 1,786,430,514.14, 2,679,773,758.14 and 476,325,703.88

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Solution

The fourth proportional to 1,786,430,514.14, 2,679,773,758.14 and 476,325,703.88 is: 714,522,681.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,430,514.14 : 2,679,773,758.14 = 476,325,703.88 : x
  2. Step 2: Convert to fraction form
    1,786,430,514.14/2,679,773,758.14 = 476,325,703.88/x
  3. Step 3: Cross multiply
    1,786,430,514.14x = 2,679,773,758.14 × 476,325,703.88
  4. Step 4: Simplify right side
    1,786,430,514.14x = 1,276,445,121,583,648,768
  5. Step 5: Solve for x
    x = 1,276,445,121,583,648,768/1,786,430,514.14
  6. Step 6: Final answer
    x = 714,522,681.67

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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.