Home / 15,803,065,571.31-23,707,255,428.75-7,835,627,012.51

Finding the Fourth Proportional to 15,803,065,571.31, 23,707,255,428.75 and 7,835,627,012.51

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Solution

The fourth proportional to 15,803,065,571.31, 23,707,255,428.75 and 7,835,627,012.51 is: 11,754,757,973.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,803,065,571.31 : 23,707,255,428.75 = 7,835,627,012.51 : x
  2. Step 2: Convert to fraction form
    15,803,065,571.31/23,707,255,428.75 = 7,835,627,012.51/x
  3. Step 3: Cross multiply
    15,803,065,571.31x = 23,707,255,428.75 × 7,835,627,012.51
  4. Step 4: Simplify right side
    15,803,065,571.31x = 185,761,211,029,892,988,928
  5. Step 5: Solve for x
    x = 185,761,211,029,892,988,928/15,803,065,571.31
  6. Step 6: Final answer
    x = 11,754,757,973.49

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1.5x scale

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.