Home / 136,845,594.84-188,799,594.96-103,771,389.72

Finding the Fourth Proportional to 136,845,594.84, 188,799,594.96 and 103,771,389.72

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Solution

The fourth proportional to 136,845,594.84, 188,799,594.96 and 103,771,389.72 is: 143,168,630.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,845,594.84 : 188,799,594.96 = 103,771,389.72 : x
  2. Step 2: Convert to fraction form
    136,845,594.84/188,799,594.96 = 103,771,389.72/x
  3. Step 3: Cross multiply
    136,845,594.84x = 188,799,594.96 × 103,771,389.72
  4. Step 4: Simplify right side
    136,845,594.84x = 19,591,996,347,572,308
  5. Step 5: Solve for x
    x = 19,591,996,347,572,308/136,845,594.84
  6. Step 6: Final answer
    x = 143,168,630.09

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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.