Home / 255,930,768.48-353,226,692.88-156,866,620.80

Finding the Fourth Proportional to 255,930,768.48, 353,226,692.88 and 156,866,620.80

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Solution

The fourth proportional to 255,930,768.48, 353,226,692.88 and 156,866,620.80 is: 216,501,822.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,930,768.48 : 353,226,692.88 = 156,866,620.80 : x
  2. Step 2: Convert to fraction form
    255,930,768.48/353,226,692.88 = 156,866,620.80/x
  3. Step 3: Cross multiply
    255,930,768.48x = 353,226,692.88 × 156,866,620.80
  4. Step 4: Simplify right side
    255,930,768.48x = 55,409,477,688,445,024
  5. Step 5: Solve for x
    x = 55,409,477,688,445,024/255,930,768.48
  6. Step 6: Final answer
    x = 216,501,822.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.