Home / 698,167,226.70-1,047,250,840.05-238,120,404.30

Finding the Fourth Proportional to 698,167,226.70, 1,047,250,840.05 and 238,120,404.30

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Solution

The fourth proportional to 698,167,226.70, 1,047,250,840.05 and 238,120,404.30 is: 357,180,606.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,167,226.70 : 1,047,250,840.05 = 238,120,404.30 : x
  2. Step 2: Convert to fraction form
    698,167,226.70/1,047,250,840.05 = 238,120,404.30/x
  3. Step 3: Cross multiply
    698,167,226.70x = 1,047,250,840.05 × 238,120,404.30
  4. Step 4: Simplify right side
    698,167,226.70x = 249,371,793,436,220,640
  5. Step 5: Solve for x
    x = 249,371,793,436,220,640/698,167,226.70
  6. Step 6: Final answer
    x = 357,180,606.45

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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.