Home / 587,938,501.70-881,907,752.55-479,099,384.90

Finding the Fourth Proportional to 587,938,501.70, 881,907,752.55 and 479,099,384.90

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Solution

The fourth proportional to 587,938,501.70, 881,907,752.55 and 479,099,384.90 is: 718,649,077.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,938,501.70 : 881,907,752.55 = 479,099,384.90 : x
  2. Step 2: Convert to fraction form
    587,938,501.70/881,907,752.55 = 479,099,384.90/x
  3. Step 3: Cross multiply
    587,938,501.70x = 881,907,752.55 × 479,099,384.90
  4. Step 4: Simplify right side
    587,938,501.70x = 422,521,461,785,246,336
  5. Step 5: Solve for x
    x = 422,521,461,785,246,336/587,938,501.70
  6. Step 6: Final answer
    x = 718,649,077.35

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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.