Home / 133,127,895.83-183,712,970.82-74,391,043.60

Finding the Fourth Proportional to 133,127,895.83, 183,712,970.82 and 74,391,043.60

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Solution

The fourth proportional to 133,127,895.83, 183,712,970.82 and 74,391,043.60 is: 102,657,670.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,127,895.83 : 183,712,970.82 = 74,391,043.60 : x
  2. Step 2: Convert to fraction form
    133,127,895.83/183,712,970.82 = 74,391,043.60/x
  3. Step 3: Cross multiply
    133,127,895.83x = 183,712,970.82 × 74,391,043.60
  4. Step 4: Simplify right side
    133,127,895.83x = 13,666,599,622,156,146
  5. Step 5: Solve for x
    x = 13,666,599,622,156,146/133,127,895.83
  6. Step 6: Final answer
    x = 102,657,670.18

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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.