Home / 13,417,334,808.42-18,516,750,459.08-7,395,826,651.59

Finding the Fourth Proportional to 13,417,334,808.42, 18,516,750,459.08 and 7,395,826,651.59

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Solution

The fourth proportional to 13,417,334,808.42, 18,516,750,459.08 and 7,395,826,651.59 is: 10,206,697,418.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,417,334,808.42 : 18,516,750,459.08 = 7,395,826,651.59 : x
  2. Step 2: Convert to fraction form
    13,417,334,808.42/18,516,750,459.08 = 7,395,826,651.59/x
  3. Step 3: Cross multiply
    13,417,334,808.42x = 18,516,750,459.08 × 7,395,826,651.59
  4. Step 4: Simplify right side
    13,417,334,808.42x = 136,946,676,546,068,267,008
  5. Step 5: Solve for x
    x = 136,946,676,546,068,267,008/13,417,334,808.42
  6. Step 6: Final answer
    x = 10,206,697,418.04

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Double scale
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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.