Home / 539,016,823.80-808,525,313.30-130,072,975.80

Finding the Fourth Proportional to 539,016,823.80, 808,525,313.30 and 130,072,975.80

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Solution

The fourth proportional to 539,016,823.80, 808,525,313.30 and 130,072,975.80 is: 195,109,482.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,016,823.80 : 808,525,313.30 = 130,072,975.80 : x
  2. Step 2: Convert to fraction form
    539,016,823.80/808,525,313.30 = 130,072,975.80/x
  3. Step 3: Cross multiply
    539,016,823.80x = 808,525,313.30 × 130,072,975.80
  4. Step 4: Simplify right side
    539,016,823.80x = 105,167,293,510,558,304
  5. Step 5: Solve for x
    x = 105,167,293,510,558,304/539,016,823.80
  6. Step 6: Final answer
    x = 195,109,482.43

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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.