Home / 500,925,714.07-691,199,527.83-286,341,295.30

Finding the Fourth Proportional to 500,925,714.07, 691,199,527.83 and 286,341,295.30

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Solution

The fourth proportional to 500,925,714.07, 691,199,527.83 and 286,341,295.30 is: 395,106,425.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,925,714.07 : 691,199,527.83 = 286,341,295.30 : x
  2. Step 2: Convert to fraction form
    500,925,714.07/691,199,527.83 = 286,341,295.30/x
  3. Step 3: Cross multiply
    500,925,714.07x = 691,199,527.83 × 286,341,295.30
  4. Step 4: Simplify right side
    500,925,714.07x = 197,918,968,109,590,624
  5. Step 5: Solve for x
    x = 197,918,968,109,590,624/500,925,714.07
  6. Step 6: Final answer
    x = 395,106,425.07

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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.