Home / 13,614,083,500.76-18,787,435,267.21-7,355,834,284.76

Finding the Fourth Proportional to 13,614,083,500.76, 18,787,435,267.21 and 7,355,834,284.76

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Solution

The fourth proportional to 13,614,083,500.76, 18,787,435,267.21 and 7,355,834,284.76 is: 10,151,051,332.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,083,500.76 : 18,787,435,267.21 = 7,355,834,284.76 : x
  2. Step 2: Convert to fraction form
    13,614,083,500.76/18,787,435,267.21 = 7,355,834,284.76/x
  3. Step 3: Cross multiply
    13,614,083,500.76x = 18,787,435,267.21 × 7,355,834,284.76
  4. Step 4: Simplify right side
    13,614,083,500.76x = 138,197,260,461,252,460,544
  5. Step 5: Solve for x
    x = 138,197,260,461,252,460,544/13,614,083,500.76
  6. Step 6: Final answer
    x = 10,151,051,332.51

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Double scale
Find fourth proportional to 13,614,083,501.76, 18,787,435,268.59 and 7,355,834,285.76
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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.