Home / 28,971,688,511.40-43,457,532,767.10-27,257,472,421.80

Finding the Fourth Proportional to 28,971,688,511.40, 43,457,532,767.10 and 27,257,472,421.80

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Solution

The fourth proportional to 28,971,688,511.40, 43,457,532,767.10 and 27,257,472,421.80 is: 40,886,208,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,971,688,511.40 : 43,457,532,767.10 = 27,257,472,421.80 : x
  2. Step 2: Convert to fraction form
    28,971,688,511.40/43,457,532,767.10 = 27,257,472,421.80/x
  3. Step 3: Cross multiply
    28,971,688,511.40x = 43,457,532,767.10 × 27,257,472,421.80
  4. Step 4: Simplify right side
    28,971,688,511.40x = 1,184,542,500,918,697,918,464
  5. Step 5: Solve for x
    x = 1,184,542,500,918,697,918,464/28,971,688,511.40
  6. Step 6: Final answer
    x = 40,886,208,632.70

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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.