Home / 501,649,266.22-752,570,803.10-190,732,707.79

Finding the Fourth Proportional to 501,649,266.22, 752,570,803.10 and 190,732,707.79

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Solution

The fourth proportional to 501,649,266.22, 752,570,803.10 and 190,732,707.79 is: 286,135,905.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,649,266.22 : 752,570,803.10 = 190,732,707.79 : x
  2. Step 2: Convert to fraction form
    501,649,266.22/752,570,803.10 = 190,732,707.79/x
  3. Step 3: Cross multiply
    501,649,266.22x = 752,570,803.10 × 190,732,707.79
  4. Step 4: Simplify right side
    501,649,266.22x = 143,539,867,077,553,312
  5. Step 5: Solve for x
    x = 143,539,867,077,553,312/501,649,266.22
  6. Step 6: Final answer
    x = 286,135,905.59

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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.