Home / 168,402,003.20-252,603,004.80-159,048,641.60

Finding the Fourth Proportional to 168,402,003.20, 252,603,004.80 and 159,048,641.60

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Solution

The fourth proportional to 168,402,003.20, 252,603,004.80 and 159,048,641.60 is: 238,572,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,402,003.20 : 252,603,004.80 = 159,048,641.60 : x
  2. Step 2: Convert to fraction form
    168,402,003.20/252,603,004.80 = 159,048,641.60/x
  3. Step 3: Cross multiply
    168,402,003.20x = 252,603,004.80 × 159,048,641.60
  4. Step 4: Simplify right side
    168,402,003.20x = 40,176,164,777,518,280
  5. Step 5: Solve for x
    x = 40,176,164,777,518,280/168,402,003.20
  6. Step 6: Final answer
    x = 238,572,962.40

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1.5x scale

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.