Home / 406,021,520.16-608,532,944.40-160,131,336.48

Finding the Fourth Proportional to 406,021,520.16, 608,532,944.40 and 160,131,336.48

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Solution

The fourth proportional to 406,021,520.16, 608,532,944.40 and 160,131,336.48 is: 240,000,071.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,021,520.16 : 608,532,944.40 = 160,131,336.48 : x
  2. Step 2: Convert to fraction form
    406,021,520.16/608,532,944.40 = 160,131,336.48/x
  3. Step 3: Cross multiply
    406,021,520.16x = 608,532,944.40 × 160,131,336.48
  4. Step 4: Simplify right side
    406,021,520.16x = 97,445,193,678,881,520
  5. Step 5: Solve for x
    x = 97,445,193,678,881,520/406,021,520.16
  6. Step 6: Final answer
    x = 240,000,071.03

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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.