Home / 683,879,758.43-943,754,873.47-370,613,971.58

Finding the Fourth Proportional to 683,879,758.43, 943,754,873.47 and 370,613,971.58

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Solution

The fourth proportional to 683,879,758.43, 943,754,873.47 and 370,613,971.58 is: 511,447,718.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,879,758.43 : 943,754,873.47 = 370,613,971.58 : x
  2. Step 2: Convert to fraction form
    683,879,758.43/943,754,873.47 = 370,613,971.58/x
  3. Step 3: Cross multiply
    683,879,758.43x = 943,754,873.47 × 370,613,971.58
  4. Step 4: Simplify right side
    683,879,758.43x = 349,768,741,849,051,776
  5. Step 5: Solve for x
    x = 349,768,741,849,051,776/683,879,758.43
  6. Step 6: Final answer
    x = 511,447,718.02

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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.