Home / 697,923,625,143.35-1,047,203,528,625.70-358,201,370,634.31

Finding the Fourth Proportional to 697,923,625,143.35, 1,047,203,528,625.70 and 358,201,370,634.31

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Solution

The fourth proportional to 697,923,625,143.35, 1,047,203,528,625.70 and 358,201,370,634.31 is: 537,465,312,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,923,625,143.35 : 1,047,203,528,625.70 = 358,201,370,634.31 : x
  2. Step 2: Convert to fraction form
    697,923,625,143.35/1,047,203,528,625.70 = 358,201,370,634.31/x
  3. Step 3: Cross multiply
    697,923,625,143.35x = 1,047,203,528,625.70 × 358,201,370,634.31
  4. Step 4: Simplify right side
    697,923,625,143.35x = 375,109,739,286,811,625,127,936
  5. Step 5: Solve for x
    x = 375,109,739,286,811,625,127,936/697,923,625,143.35
  6. Step 6: Final answer
    x = 537,465,312,497.15

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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.