Home / 4,771,286,363.15-7,154,535,070.87-2,779,971,953.88

Finding the Fourth Proportional to 4,771,286,363.15, 7,154,535,070.87 and 2,779,971,953.88

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Solution

The fourth proportional to 4,771,286,363.15, 7,154,535,070.87 and 2,779,971,953.88 is: 4,168,562,799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771,286,363.15 : 7,154,535,070.87 = 2,779,971,953.88 : x
  2. Step 2: Convert to fraction form
    4,771,286,363.15/7,154,535,070.87 = 2,779,971,953.88/x
  3. Step 3: Cross multiply
    4,771,286,363.15x = 7,154,535,070.87 × 2,779,971,953.88
  4. Step 4: Simplify right side
    4,771,286,363.15x = 19,889,406,840,055,558,144
  5. Step 5: Solve for x
    x = 19,889,406,840,055,558,144/4,771,286,363.15
  6. Step 6: Final answer
    x = 4,168,562,799.69

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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.