Home / 1,089,622,431,466.60-1,503,724,637,501.60-626,649,831,477.28

Finding the Fourth Proportional to 1,089,622,431,466.60, 1,503,724,637,501.60 and 626,649,831,477.28

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Solution

The fourth proportional to 1,089,622,431,466.60, 1,503,724,637,501.60 and 626,649,831,477.28 is: 864,803,039,535.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,622,431,466.60 : 1,503,724,637,501.60 = 626,649,831,477.28 : x
  2. Step 2: Convert to fraction form
    1,089,622,431,466.60/1,503,724,637,501.60 = 626,649,831,477.28/x
  3. Step 3: Cross multiply
    1,089,622,431,466.60x = 1,503,724,637,501.60 × 626,649,831,477.28
  4. Step 4: Simplify right side
    1,089,622,431,466.60x = 942,308,790,678,611,650,674,688
  5. Step 5: Solve for x
    x = 942,308,790,678,611,650,674,688/1,089,622,431,466.60
  6. Step 6: Final answer
    x = 864,803,039,535.72

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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.