Home / 30,901,920,842.68-66,938,784,619.01

Finding the Third Proportional to 30,901,920,842.68 and 66,938,784,619.01

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Solution

The third proportional to 30,901,920,842.68 and 66,938,784,619.01 is: 145,000,723,711.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,901,920,842.68 : 66,938,784,619.01 = 66,938,784,619.01 : x
  2. Step 2: Convert to fraction form
    30,901,920,842.68/66,938,784,619.01 = 66,938,784,619.01/x
  3. Step 3: Cross multiply
    30,901,920,842.68x = 66,938,784,619.01 × 66,938,784,619.01
  4. Step 4: Simplify right side
    30,901,920,842.68x = 4,480,800,886,270,209,818,624
  5. Step 5: Solve for x
    x = 4,480,800,886,270,209,818,624/30,901,920,842.68
  6. Step 6: Final answer
    x = 145,000,723,711.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.