Home / 133,127,893.83-183,712,968.06-74,391,041.60

Finding the Fourth Proportional to 133,127,893.83, 183,712,968.06 and 74,391,041.60

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Solution

The fourth proportional to 133,127,893.83, 183,712,968.06 and 74,391,041.60 is: 102,657,667.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,127,893.83 : 183,712,968.06 = 74,391,041.60 : x
  2. Step 2: Convert to fraction form
    133,127,893.83/183,712,968.06 = 74,391,041.60/x
  3. Step 3: Cross multiply
    133,127,893.83x = 183,712,968.06 × 74,391,041.60
  4. Step 4: Simplify right side
    133,127,893.83x = 13,666,599,048,492,366
  5. Step 5: Solve for x
    x = 13,666,599,048,492,366/133,127,893.83
  6. Step 6: Final answer
    x = 102,657,667.42

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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.