Home / 1,556,870,664,109.30-2,148,480,769,199.60-931,151,421,054.30

Finding the Fourth Proportional to 1,556,870,664,109.30, 2,148,480,769,199.60 and 931,151,421,054.30

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Solution

The fourth proportional to 1,556,870,664,109.30, 2,148,480,769,199.60 and 931,151,421,054.30 is: 1,284,988,514,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,870,664,109.30 : 2,148,480,769,199.60 = 931,151,421,054.30 : x
  2. Step 2: Convert to fraction form
    1,556,870,664,109.30/2,148,480,769,199.60 = 931,151,421,054.30/x
  3. Step 3: Cross multiply
    1,556,870,664,109.30x = 2,148,480,769,199.60 × 931,151,421,054.30
  4. Step 4: Simplify right side
    1,556,870,664,109.30x = 2,000,560,921,348,043,297,521,664
  5. Step 5: Solve for x
    x = 2,000,560,921,348,043,297,521,664/1,556,870,664,109.30
  6. Step 6: Final answer
    x = 1,284,988,514,118.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.