Home / 830,734,604.84-1,246,104,017.79-339,447,875.16

Finding the Fourth Proportional to 830,734,604.84, 1,246,104,017.79 and 339,447,875.16

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Solution

The fourth proportional to 830,734,604.84, 1,246,104,017.79 and 339,447,875.16 is: 509,172,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,734,604.84 : 1,246,104,017.79 = 339,447,875.16 : x
  2. Step 2: Convert to fraction form
    830,734,604.84/1,246,104,017.79 = 339,447,875.16/x
  3. Step 3: Cross multiply
    830,734,604.84x = 1,246,104,017.79 × 339,447,875.16
  4. Step 4: Simplify right side
    830,734,604.84x = 422,987,361,066,406,976
  5. Step 5: Solve for x
    x = 422,987,361,066,406,976/830,734,604.84
  6. Step 6: Final answer
    x = 509,172,675.13

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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.