Home / 124,468,271.70-186,702,407.55-67,072,643.70

Finding the Fourth Proportional to 124,468,271.70, 186,702,407.55 and 67,072,643.70

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Solution

The fourth proportional to 124,468,271.70, 186,702,407.55 and 67,072,643.70 is: 100,608,965.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,468,271.70 : 186,702,407.55 = 67,072,643.70 : x
  2. Step 2: Convert to fraction form
    124,468,271.70/186,702,407.55 = 67,072,643.70/x
  3. Step 3: Cross multiply
    124,468,271.70x = 186,702,407.55 × 67,072,643.70
  4. Step 4: Simplify right side
    124,468,271.70x = 12,522,624,059,533,342
  5. Step 5: Solve for x
    x = 12,522,624,059,533,342/124,468,271.70
  6. Step 6: Final answer
    x = 100,608,965.55

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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.