Home / 970,094,308.80-1,455,354,039.60-479,042,824.80

Finding the Fourth Proportional to 970,094,308.80, 1,455,354,039.60 and 479,042,824.80

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Solution

The fourth proportional to 970,094,308.80, 1,455,354,039.60 and 479,042,824.80 is: 718,669,209.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,094,308.80 : 1,455,354,039.60 = 479,042,824.80 : x
  2. Step 2: Convert to fraction form
    970,094,308.80/1,455,354,039.60 = 479,042,824.80/x
  3. Step 3: Cross multiply
    970,094,308.80x = 1,455,354,039.60 × 479,042,824.80
  4. Step 4: Simplify right side
    970,094,308.80x = 697,176,910,214,075,008
  5. Step 5: Solve for x
    x = 697,176,910,214,075,008/970,094,308.80
  6. Step 6: Final answer
    x = 718,669,209.67

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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.