Home / 9,871,898,607.06-13,623,470,734.77-5,416,561,802.58

Finding the Fourth Proportional to 9,871,898,607.06, 13,623,470,734.77 and 5,416,561,802.58

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Solution

The fourth proportional to 9,871,898,607.06, 13,623,470,734.77 and 5,416,561,802.58 is: 7,474,992,819.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,871,898,607.06 : 13,623,470,734.77 = 5,416,561,802.58 : x
  2. Step 2: Convert to fraction form
    9,871,898,607.06/13,623,470,734.77 = 5,416,561,802.58/x
  3. Step 3: Cross multiply
    9,871,898,607.06x = 13,623,470,734.77 × 5,416,561,802.58
  4. Step 4: Simplify right side
    9,871,898,607.06x = 73,792,371,200,521,666,560
  5. Step 5: Solve for x
    x = 73,792,371,200,521,666,560/9,871,898,607.06
  6. Step 6: Final answer
    x = 7,474,992,819.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.