Home / 490,052,430.10-686,583,585.50-490,052,430.10

Finding the Fourth Proportional to 490,052,430.10, 686,583,585.50 and 490,052,430.10

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Solution

The fourth proportional to 490,052,430.10, 686,583,585.50 and 490,052,430.10 is: 686,583,585.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,052,430.10 : 686,583,585.50 = 490,052,430.10 : x
  2. Step 2: Convert to fraction form
    490,052,430.10/686,583,585.50 = 490,052,430.10/x
  3. Step 3: Cross multiply
    490,052,430.10x = 686,583,585.50 × 490,052,430.10
  4. Step 4: Simplify right side
    490,052,430.10x = 336,461,954,541,046,144
  5. Step 5: Solve for x
    x = 336,461,954,541,046,144/490,052,430.10
  6. Step 6: Final answer
    x = 686,583,585.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.