Home / 10,130,278,028.70-13,979,773,077.06-5,674,973,766.78

Finding the Fourth Proportional to 10,130,278,028.70, 13,979,773,077.06 and 5,674,973,766.78

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Solution

The fourth proportional to 10,130,278,028.70, 13,979,773,077.06 and 5,674,973,766.78 is: 7,831,457,858.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130,278,028.70 : 13,979,773,077.06 = 5,674,973,766.78 : x
  2. Step 2: Convert to fraction form
    10,130,278,028.70/13,979,773,077.06 = 5,674,973,766.78/x
  3. Step 3: Cross multiply
    10,130,278,028.70x = 13,979,773,077.06 × 5,674,973,766.78
  4. Step 4: Simplify right side
    10,130,278,028.70x = 79,334,845,477,852,807,168
  5. Step 5: Solve for x
    x = 79,334,845,477,852,807,168/10,130,278,028.70
  6. Step 6: Final answer
    x = 7,831,457,858.62

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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.