Home / 212,826,601.69-293,700,580.41-115,041,457.69

Finding the Fourth Proportional to 212,826,601.69, 293,700,580.41 and 115,041,457.69

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Solution

The fourth proportional to 212,826,601.69, 293,700,580.41 and 115,041,457.69 is: 158,757,141.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,826,601.69 : 293,700,580.41 = 115,041,457.69 : x
  2. Step 2: Convert to fraction form
    212,826,601.69/293,700,580.41 = 115,041,457.69/x
  3. Step 3: Cross multiply
    212,826,601.69x = 293,700,580.41 × 115,041,457.69
  4. Step 4: Simplify right side
    212,826,601.69x = 33,787,742,894,765,460
  5. Step 5: Solve for x
    x = 33,787,742,894,765,460/212,826,601.69
  6. Step 6: Final answer
    x = 158,757,141.38

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1.5x scale

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.