Home / 636,412,074.80-954,638,639.88-176,354,677.04

Finding the Fourth Proportional to 636,412,074.80, 954,638,639.88 and 176,354,677.04

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Solution

The fourth proportional to 636,412,074.80, 954,638,639.88 and 176,354,677.04 is: 264,537,703.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,412,074.80 : 954,638,639.88 = 176,354,677.04 : x
  2. Step 2: Convert to fraction form
    636,412,074.80/954,638,639.88 = 176,354,677.04/x
  3. Step 3: Cross multiply
    636,412,074.80x = 954,638,639.88 × 176,354,677.04
  4. Step 4: Simplify right side
    636,412,074.80x = 168,354,989,025,942,240
  5. Step 5: Solve for x
    x = 168,354,989,025,942,240/636,412,074.80
  6. Step 6: Final answer
    x = 264,537,703.94

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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.