Home / 531,619,143,739.48-733,634,454,150.30-291,031,020,070.48

Finding the Fourth Proportional to 531,619,143,739.48, 733,634,454,150.30 and 291,031,020,070.48

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Solution

The fourth proportional to 531,619,143,739.48, 733,634,454,150.30 and 291,031,020,070.48 is: 401,622,827,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,619,143,739.48 : 733,634,454,150.30 = 291,031,020,070.48 : x
  2. Step 2: Convert to fraction form
    531,619,143,739.48/733,634,454,150.30 = 291,031,020,070.48/x
  3. Step 3: Cross multiply
    531,619,143,739.48x = 733,634,454,150.30 × 291,031,020,070.48
  4. Step 4: Simplify right side
    531,619,143,739.48x = 213,510,383,550,211,595,173,888
  5. Step 5: Solve for x
    x = 213,510,383,550,211,595,173,888/531,619,143,739.48
  6. Step 6: Final answer
    x = 401,622,827,290.14

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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.