Home / 369,631,363.57-510,095,312.81-204,621,688.69

Finding the Fourth Proportional to 369,631,363.57, 510,095,312.81 and 204,621,688.69

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Solution

The fourth proportional to 369,631,363.57, 510,095,312.81 and 204,621,688.69 is: 282,380,161.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,631,363.57 : 510,095,312.81 = 204,621,688.69 : x
  2. Step 2: Convert to fraction form
    369,631,363.57/510,095,312.81 = 204,621,688.69/x
  3. Step 3: Cross multiply
    369,631,363.57x = 510,095,312.81 × 204,621,688.69
  4. Step 4: Simplify right side
    369,631,363.57x = 104,376,564,299,012,880
  5. Step 5: Solve for x
    x = 104,376,564,299,012,880/369,631,363.57
  6. Step 6: Final answer
    x = 282,380,161.93

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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.