Home / 459,168,162.84-688,754,732.58-136,054,834.20

Finding the Fourth Proportional to 459,168,162.84, 688,754,732.58 and 136,054,834.20

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Solution

The fourth proportional to 459,168,162.84, 688,754,732.58 and 136,054,834.20 is: 204,082,988.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,168,162.84 : 688,754,732.58 = 136,054,834.20 : x
  2. Step 2: Convert to fraction form
    459,168,162.84/688,754,732.58 = 136,054,834.20/x
  3. Step 3: Cross multiply
    459,168,162.84x = 688,754,732.58 × 136,054,834.20
  4. Step 4: Simplify right side
    459,168,162.84x = 93,708,410,945,637,232
  5. Step 5: Solve for x
    x = 93,708,410,945,637,232/459,168,162.84
  6. Step 6: Final answer
    x = 204,082,988.61

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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.