Home / 105,403,091,509.42-145,456,266,282.99-60,292,818,321.48

Finding the Fourth Proportional to 105,403,091,509.42, 145,456,266,282.99 and 60,292,818,321.48

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Solution

The fourth proportional to 105,403,091,509.42, 145,456,266,282.99 and 60,292,818,321.48 is: 83,204,089,283.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,403,091,509.42 : 145,456,266,282.99 = 60,292,818,321.48 : x
  2. Step 2: Convert to fraction form
    105,403,091,509.42/145,456,266,282.99 = 60,292,818,321.48/x
  3. Step 3: Cross multiply
    105,403,091,509.42x = 145,456,266,282.99 × 60,292,818,321.48
  4. Step 4: Simplify right side
    105,403,091,509.42x = 8,769,968,236,721,132,797,952
  5. Step 5: Solve for x
    x = 8,769,968,236,721,132,797,952/105,403,091,509.42
  6. Step 6: Final answer
    x = 83,204,089,283.64

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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.