Home / 1,115,547,390.24-1,673,525,351.40-460,140,873.36

Finding the Fourth Proportional to 1,115,547,390.24, 1,673,525,351.40 and 460,140,873.36

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Solution

The fourth proportional to 1,115,547,390.24, 1,673,525,351.40 and 460,140,873.36 is: 690,295,565.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,547,390.24 : 1,673,525,351.40 = 460,140,873.36 : x
  2. Step 2: Convert to fraction form
    1,115,547,390.24/1,673,525,351.40 = 460,140,873.36/x
  3. Step 3: Cross multiply
    1,115,547,390.24x = 1,673,525,351.40 × 460,140,873.36
  4. Step 4: Simplify right side
    1,115,547,390.24x = 770,057,416,783,297,024
  5. Step 5: Solve for x
    x = 770,057,416,783,297,024/1,115,547,390.24
  6. Step 6: Final answer
    x = 690,295,565.68

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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.