Home / 30,050,409,443.80-45,084,338,247.90-12,113,531,271.40

Finding the Fourth Proportional to 30,050,409,443.80, 45,084,338,247.90 and 12,113,531,271.40

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Solution

The fourth proportional to 30,050,409,443.80, 45,084,338,247.90 and 12,113,531,271.40 is: 18,173,813,645.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,050,409,443.80 : 45,084,338,247.90 = 12,113,531,271.40 : x
  2. Step 2: Convert to fraction form
    30,050,409,443.80/45,084,338,247.90 = 12,113,531,271.40/x
  3. Step 3: Cross multiply
    30,050,409,443.80x = 45,084,338,247.90 × 12,113,531,271.40
  4. Step 4: Simplify right side
    30,050,409,443.80x = 546,130,541,216,311,738,368
  5. Step 5: Solve for x
    x = 546,130,541,216,311,738,368/30,050,409,443.80
  6. Step 6: Final answer
    x = 18,173,813,645.96

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1.5x scale

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.