Home / 1,891,546,988.76-2,837,591,271-581,559,037.20

Finding the Fourth Proportional to 1,891,546,988.76, 2,837,591,271 and 581,559,037.20

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Solution

The fourth proportional to 1,891,546,988.76, 2,837,591,271 and 581,559,037.20 is: 872,421,809.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,546,988.76 : 2,837,591,271 = 581,559,037.20 : x
  2. Step 2: Convert to fraction form
    1,891,546,988.76/2,837,591,271 = 581,559,037.20/x
  3. Step 3: Cross multiply
    1,891,546,988.76x = 2,837,591,271 × 581,559,037.20
  4. Step 4: Simplify right side
    1,891,546,988.76x = 1,650,226,847,529,884,416
  5. Step 5: Solve for x
    x = 1,650,226,847,529,884,416/1,891,546,988.76
  6. Step 6: Final answer
    x = 872,421,809.94

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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.