Home / 1,317,208,888,470.80-1,973,475,845,061.20-550,607,144,986.60

Finding the Fourth Proportional to 1,317,208,888,470.80, 1,973,475,845,061.20 and 550,607,144,986.60

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Solution

The fourth proportional to 1,317,208,888,470.80, 1,973,475,845,061.20 and 550,607,144,986.60 is: 824,933,623,102.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,208,888,470.80 : 1,973,475,845,061.20 = 550,607,144,986.60 : x
  2. Step 2: Convert to fraction form
    1,317,208,888,470.80/1,973,475,845,061.20 = 550,607,144,986.60/x
  3. Step 3: Cross multiply
    1,317,208,888,470.80x = 1,973,475,845,061.20 × 550,607,144,986.60
  4. Step 4: Simplify right side
    1,317,208,888,470.80x = 1,086,609,900,749,165,080,608,768
  5. Step 5: Solve for x
    x = 1,086,609,900,749,165,080,608,768/1,317,208,888,470.80
  6. Step 6: Final answer
    x = 824,933,623,102.60

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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.