Home / 2,600,118,320.40-3,588,183,558.95-1,528,133,769.45

Finding the Fourth Proportional to 2,600,118,320.40, 3,588,183,558.95 and 1,528,133,769.45

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Solution

The fourth proportional to 2,600,118,320.40, 3,588,183,558.95 and 1,528,133,769.45 is: 2,108,836,518.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,118,320.40 : 3,588,183,558.95 = 1,528,133,769.45 : x
  2. Step 2: Convert to fraction form
    2,600,118,320.40/3,588,183,558.95 = 1,528,133,769.45/x
  3. Step 3: Cross multiply
    2,600,118,320.40x = 3,588,183,558.95 × 1,528,133,769.45
  4. Step 4: Simplify right side
    2,600,118,320.40x = 5,483,224,467,409,139,712
  5. Step 5: Solve for x
    x = 5,483,224,467,409,139,712/2,600,118,320.40
  6. Step 6: Final answer
    x = 2,108,836,518.86

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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.