Home / 9,478,529,823.39-13,080,414,852.36-5,249,353,050.87

Finding the Fourth Proportional to 9,478,529,823.39, 13,080,414,852.36 and 5,249,353,050.87

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Solution

The fourth proportional to 9,478,529,823.39, 13,080,414,852.36 and 5,249,353,050.87 is: 7,244,131,409.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,478,529,823.39 : 13,080,414,852.36 = 5,249,353,050.87 : x
  2. Step 2: Convert to fraction form
    9,478,529,823.39/13,080,414,852.36 = 5,249,353,050.87/x
  3. Step 3: Cross multiply
    9,478,529,823.39x = 13,080,414,852.36 × 5,249,353,050.87
  4. Step 4: Simplify right side
    9,478,529,823.39x = 68,663,715,611,881,226,240
  5. Step 5: Solve for x
    x = 68,663,715,611,881,226,240/9,478,529,823.39
  6. Step 6: Final answer
    x = 7,244,131,409.75

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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.