Home / 1,309,831,263.95-1,807,539,522.60-715,087,004.93

Finding the Fourth Proportional to 1,309,831,263.95, 1,807,539,522.60 and 715,087,004.93

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Solution

The fourth proportional to 1,309,831,263.95, 1,807,539,522.60 and 715,087,004.93 is: 986,804,987.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,831,263.95 : 1,807,539,522.60 = 715,087,004.93 : x
  2. Step 2: Convert to fraction form
    1,309,831,263.95/1,807,539,522.60 = 715,087,004.93/x
  3. Step 3: Cross multiply
    1,309,831,263.95x = 1,807,539,522.60 × 715,087,004.93
  4. Step 4: Simplify right side
    1,309,831,263.95x = 1,292,548,023,505,089,536
  5. Step 5: Solve for x
    x = 1,292,548,023,505,089,536/1,309,831,263.95
  6. Step 6: Final answer
    x = 986,804,987.09

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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.