Home / 250,244,692.40-375,367,038.60-168,402,778.40

Finding the Fourth Proportional to 250,244,692.40, 375,367,038.60 and 168,402,778.40

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Solution

The fourth proportional to 250,244,692.40, 375,367,038.60 and 168,402,778.40 is: 252,604,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,244,692.40 : 375,367,038.60 = 168,402,778.40 : x
  2. Step 2: Convert to fraction form
    250,244,692.40/375,367,038.60 = 168,402,778.40/x
  3. Step 3: Cross multiply
    250,244,692.40x = 375,367,038.60 × 168,402,778.40
  4. Step 4: Simplify right side
    250,244,692.40x = 63,212,852,220,020,056
  5. Step 5: Solve for x
    x = 63,212,852,220,020,056/250,244,692.40
  6. Step 6: Final answer
    x = 252,604,167.60

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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.