Home / 1,497,585,014.45-2,066,651,996.87-828,534,847.65

Finding the Fourth Proportional to 1,497,585,014.45, 2,066,651,996.87 and 828,534,847.65

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Solution

The fourth proportional to 1,497,585,014.45, 2,066,651,996.87 and 828,534,847.65 is: 1,143,369,612.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,585,014.45 : 2,066,651,996.87 = 828,534,847.65 : x
  2. Step 2: Convert to fraction form
    1,497,585,014.45/2,066,651,996.87 = 828,534,847.65/x
  3. Step 3: Cross multiply
    1,497,585,014.45x = 2,066,651,996.87 × 828,534,847.65
  4. Step 4: Simplify right side
    1,497,585,014.45x = 1,712,293,197,368,111,104
  5. Step 5: Solve for x
    x = 1,712,293,197,368,111,104/1,497,585,014.45
  6. Step 6: Final answer
    x = 1,143,369,612.31

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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.