Home / 13,614,083,509.63-18,787,435,279.45-7,355,834,293.63

Finding the Fourth Proportional to 13,614,083,509.63, 18,787,435,279.45 and 7,355,834,293.63

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Solution

The fourth proportional to 13,614,083,509.63, 18,787,435,279.45 and 7,355,834,293.63 is: 10,151,051,344.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,083,509.63 : 18,787,435,279.45 = 7,355,834,293.63 : x
  2. Step 2: Convert to fraction form
    13,614,083,509.63/18,787,435,279.45 = 7,355,834,293.63/x
  3. Step 3: Cross multiply
    13,614,083,509.63x = 18,787,435,279.45 × 7,355,834,293.63
  4. Step 4: Simplify right side
    13,614,083,509.63x = 138,197,260,717,932,445,696
  5. Step 5: Solve for x
    x = 138,197,260,717,932,445,696/13,614,083,509.63
  6. Step 6: Final answer
    x = 10,151,051,344.75

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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.