Home / 162,606,363.17-243,880,712.75-73,954,168.72

Finding the Fourth Proportional to 162,606,363.17, 243,880,712.75 and 73,954,168.72

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Solution

The fourth proportional to 162,606,363.17, 243,880,712.75 and 73,954,168.72 is: 110,918,140.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,606,363.17 : 243,880,712.75 = 73,954,168.72 : x
  2. Step 2: Convert to fraction form
    162,606,363.17/243,880,712.75 = 73,954,168.72/x
  3. Step 3: Cross multiply
    162,606,363.17x = 243,880,712.75 × 73,954,168.72
  4. Step 4: Simplify right side
    162,606,363.17x = 18,035,995,378,424,784
  5. Step 5: Solve for x
    x = 18,035,995,378,424,784/162,606,363.17
  6. Step 6: Final answer
    x = 110,918,140.14

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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.