Home / 672,816,302.84-1,009,220,219.40-362,070,294.50

Finding the Fourth Proportional to 672,816,302.84, 1,009,220,219.40 and 362,070,294.50

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Solution

The fourth proportional to 672,816,302.84, 1,009,220,219.40 and 362,070,294.50 is: 543,103,162.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,816,302.84 : 1,009,220,219.40 = 362,070,294.50 : x
  2. Step 2: Convert to fraction form
    672,816,302.84/1,009,220,219.40 = 362,070,294.50/x
  3. Step 3: Cross multiply
    672,816,302.84x = 1,009,220,219.40 × 362,070,294.50
  4. Step 4: Simplify right side
    672,816,302.84x = 365,408,662,053,512,576
  5. Step 5: Solve for x
    x = 365,408,662,053,512,576/672,816,302.84
  6. Step 6: Final answer
    x = 543,103,162.80

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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.