Home / 452,680,744.52-678,537,678.54-258,173,338.52

Finding the Fourth Proportional to 452,680,744.52, 678,537,678.54 and 258,173,338.52

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Solution

The fourth proportional to 452,680,744.52, 678,537,678.54 and 258,173,338.52 is: 386,984,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,680,744.52 : 678,537,678.54 = 258,173,338.52 : x
  2. Step 2: Convert to fraction form
    452,680,744.52/678,537,678.54 = 258,173,338.52/x
  3. Step 3: Cross multiply
    452,680,744.52x = 678,537,678.54 × 258,173,338.52
  4. Step 4: Simplify right side
    452,680,744.52x = 175,180,337,780,282,368
  5. Step 5: Solve for x
    x = 175,180,337,780,282,368/452,680,744.52
  6. Step 6: Final answer
    x = 386,984,292.80

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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.