Home / 242,326,008.40-363,489,012.60-145,580,126.80

Finding the Fourth Proportional to 242,326,008.40, 363,489,012.60 and 145,580,126.80

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Solution

The fourth proportional to 242,326,008.40, 363,489,012.60 and 145,580,126.80 is: 218,370,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,326,008.40 : 363,489,012.60 = 145,580,126.80 : x
  2. Step 2: Convert to fraction form
    242,326,008.40/363,489,012.60 = 145,580,126.80/x
  3. Step 3: Cross multiply
    242,326,008.40x = 363,489,012.60 × 145,580,126.80
  4. Step 4: Simplify right side
    242,326,008.40x = 52,916,776,544,714,808
  5. Step 5: Solve for x
    x = 52,916,776,544,714,808/242,326,008.40
  6. Step 6: Final answer
    x = 218,370,190.20

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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.