Home / 13,417,334,800.13-18,516,750,447.69-7,395,826,643.30

Finding the Fourth Proportional to 13,417,334,800.13, 18,516,750,447.69 and 7,395,826,643.30

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Solution

The fourth proportional to 13,417,334,800.13, 18,516,750,447.69 and 7,395,826,643.30 is: 10,206,697,406.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,417,334,800.13 : 18,516,750,447.69 = 7,395,826,643.30 : x
  2. Step 2: Convert to fraction form
    13,417,334,800.13/18,516,750,447.69 = 7,395,826,643.30/x
  3. Step 3: Cross multiply
    13,417,334,800.13x = 18,516,750,447.69 × 7,395,826,643.30
  4. Step 4: Simplify right side
    13,417,334,800.13x = 136,946,676,308,362,903,552
  5. Step 5: Solve for x
    x = 136,946,676,308,362,903,552/13,417,334,800.13
  6. Step 6: Final answer
    x = 10,206,697,406.63

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Double scale
Find fourth proportional to 13,417,334,801.13, 18,516,750,449.07 and 7,395,826,644.30
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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.