Home / 554,716,084.79-765,520,588.53-316,556,527.65

Finding the Fourth Proportional to 554,716,084.79, 765,520,588.53 and 316,556,527.65

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Solution

The fourth proportional to 554,716,084.79, 765,520,588.53 and 316,556,527.65 is: 436,855,079.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,716,084.79 : 765,520,588.53 = 316,556,527.65 : x
  2. Step 2: Convert to fraction form
    554,716,084.79/765,520,588.53 = 316,556,527.65/x
  3. Step 3: Cross multiply
    554,716,084.79x = 765,520,588.53 × 316,556,527.65
  4. Step 4: Simplify right side
    554,716,084.79x = 242,330,539,346,770,528
  5. Step 5: Solve for x
    x = 242,330,539,346,770,528/554,716,084.79
  6. Step 6: Final answer
    x = 436,855,079.54

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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.