Home / 30,050,409,443.30-45,084,338,247.15-12,113,531,270.90

Finding the Fourth Proportional to 30,050,409,443.30, 45,084,338,247.15 and 12,113,531,270.90

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Solution

The fourth proportional to 30,050,409,443.30, 45,084,338,247.15 and 12,113,531,270.90 is: 18,173,813,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,050,409,443.30 : 45,084,338,247.15 = 12,113,531,270.90 : x
  2. Step 2: Convert to fraction form
    30,050,409,443.30/45,084,338,247.15 = 12,113,531,270.90/x
  3. Step 3: Cross multiply
    30,050,409,443.30x = 45,084,338,247.15 × 12,113,531,270.90
  4. Step 4: Simplify right side
    30,050,409,443.30x = 546,130,541,184,684,392,448
  5. Step 5: Solve for x
    x = 546,130,541,184,684,392,448/30,050,409,443.30
  6. Step 6: Final answer
    x = 18,173,813,645.21

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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.