Home / 864,075,429.29-1,295,966,955.53-242,147,523.74

Finding the Fourth Proportional to 864,075,429.29, 1,295,966,955.53 and 242,147,523.74

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Solution

The fourth proportional to 864,075,429.29, 1,295,966,955.53 and 242,147,523.74 is: 363,180,317.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,075,429.29 : 1,295,966,955.53 = 242,147,523.74 : x
  2. Step 2: Convert to fraction form
    864,075,429.29/1,295,966,955.53 = 242,147,523.74/x
  3. Step 3: Cross multiply
    864,075,429.29x = 1,295,966,955.53 × 242,147,523.74
  4. Step 4: Simplify right side
    864,075,429.29x = 313,815,189,124,581,760
  5. Step 5: Solve for x
    x = 313,815,189,124,581,760/864,075,429.29
  6. Step 6: Final answer
    x = 363,180,317.93

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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.