Home / 213,254,420.03-319,881,630.05-51,696,356.03

Finding the Fourth Proportional to 213,254,420.03, 319,881,630.05 and 51,696,356.03

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Solution

The fourth proportional to 213,254,420.03, 319,881,630.05 and 51,696,356.03 is: 77,544,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,254,420.03 : 319,881,630.05 = 51,696,356.03 : x
  2. Step 2: Convert to fraction form
    213,254,420.03/319,881,630.05 = 51,696,356.03/x
  3. Step 3: Cross multiply
    213,254,420.03x = 319,881,630.05 × 51,696,356.03
  4. Step 4: Simplify right side
    213,254,420.03x = 16,536,714,634,263,066
  5. Step 5: Solve for x
    x = 16,536,714,634,263,066/213,254,420.03
  6. Step 6: Final answer
    x = 77,544,534.05

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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.