Home / 837,502,650.40-1,155,762,210.16-461,194,231.84

Finding the Fourth Proportional to 837,502,650.40, 1,155,762,210.16 and 461,194,231.84

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Solution

The fourth proportional to 837,502,650.40, 1,155,762,210.16 and 461,194,231.84 is: 636,452,749.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,502,650.40 : 1,155,762,210.16 = 461,194,231.84 : x
  2. Step 2: Convert to fraction form
    837,502,650.40/1,155,762,210.16 = 461,194,231.84/x
  3. Step 3: Cross multiply
    837,502,650.40x = 1,155,762,210.16 × 461,194,231.84
  4. Step 4: Simplify right side
    837,502,650.40x = 533,030,864,704,441,856
  5. Step 5: Solve for x
    x = 533,030,864,704,441,856/837,502,650.40
  6. Step 6: Final answer
    x = 636,452,749.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.