Home / 1,920,062,681.65-2,880,095,135.11-539,877,189.59

Finding the Fourth Proportional to 1,920,062,681.65, 2,880,095,135.11 and 539,877,189.59

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Solution

The fourth proportional to 1,920,062,681.65, 2,880,095,135.11 and 539,877,189.59 is: 809,816,097.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,062,681.65 : 2,880,095,135.11 = 539,877,189.59 : x
  2. Step 2: Convert to fraction form
    1,920,062,681.65/2,880,095,135.11 = 539,877,189.59/x
  3. Step 3: Cross multiply
    1,920,062,681.65x = 2,880,095,135.11 × 539,877,189.59
  4. Step 4: Simplify right side
    1,920,062,681.65x = 1,554,897,667,277,918,464
  5. Step 5: Solve for x
    x = 1,554,897,667,277,918,464/1,920,062,681.65
  6. Step 6: Final answer
    x = 809,816,097.23

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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.