Home / 1,759,924,986.40-2,636,864,170.80-837,815,802.40

Finding the Fourth Proportional to 1,759,924,986.40, 2,636,864,170.80 and 837,815,802.40

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Solution

The fourth proportional to 1,759,924,986.40, 2,636,864,170.80 and 837,815,802.40 is: 1,255,284,451.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,924,986.40 : 2,636,864,170.80 = 837,815,802.40 : x
  2. Step 2: Convert to fraction form
    1,759,924,986.40/2,636,864,170.80 = 837,815,802.40/x
  3. Step 3: Cross multiply
    1,759,924,986.40x = 2,636,864,170.80 × 837,815,802.40
  4. Step 4: Simplify right side
    1,759,924,986.40x = 2,209,206,471,078,612,736
  5. Step 5: Solve for x
    x = 2,209,206,471,078,612,736/1,759,924,986.40
  6. Step 6: Final answer
    x = 1,255,284,451.41

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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.