Home / 1,493,066,514.80-2,239,935,695.40-879,334,828.40

Finding the Fourth Proportional to 1,493,066,514.80, 2,239,935,695.40 and 879,334,828.40

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Solution

The fourth proportional to 1,493,066,514.80, 2,239,935,695.40 and 879,334,828.40 is: 1,319,200,083.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,066,514.80 : 2,239,935,695.40 = 879,334,828.40 : x
  2. Step 2: Convert to fraction form
    1,493,066,514.80/2,239,935,695.40 = 879,334,828.40/x
  3. Step 3: Cross multiply
    1,493,066,514.80x = 2,239,935,695.40 × 879,334,828.40
  4. Step 4: Simplify right side
    1,493,066,514.80x = 1,969,653,470,341,593,600
  5. Step 5: Solve for x
    x = 1,969,653,470,341,593,600/1,493,066,514.80
  6. Step 6: Final answer
    x = 1,319,200,083.06

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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.