Home / 12,374,710,155.22-18,563,393,584.28-5,292,928,520.32

Finding the Fourth Proportional to 12,374,710,155.22, 18,563,393,584.28 and 5,292,928,520.32

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Solution

The fourth proportional to 12,374,710,155.22, 18,563,393,584.28 and 5,292,928,520.32 is: 7,939,960,944.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374,710,155.22 : 18,563,393,584.28 = 5,292,928,520.32 : x
  2. Step 2: Convert to fraction form
    12,374,710,155.22/18,563,393,584.28 = 5,292,928,520.32/x
  3. Step 3: Cross multiply
    12,374,710,155.22x = 18,563,393,584.28 × 5,292,928,520.32
  4. Step 4: Simplify right side
    12,374,710,155.22x = 98,254,715,336,160,903,168
  5. Step 5: Solve for x
    x = 98,254,715,336,160,903,168/12,374,710,155.22
  6. Step 6: Final answer
    x = 7,939,960,944.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.