Home / 123,537,140.48-170,481,577.58-67,021,883.46

Finding the Fourth Proportional to 123,537,140.48, 170,481,577.58 and 67,021,883.46

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Solution

The fourth proportional to 123,537,140.48, 170,481,577.58 and 67,021,883.46 is: 92,490,374.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,537,140.48 : 170,481,577.58 = 67,021,883.46 : x
  2. Step 2: Convert to fraction form
    123,537,140.48/170,481,577.58 = 67,021,883.46/x
  3. Step 3: Cross multiply
    123,537,140.48x = 170,481,577.58 × 67,021,883.46
  4. Step 4: Simplify right side
    123,537,140.48x = 11,425,996,424,937,264
  5. Step 5: Solve for x
    x = 11,425,996,424,937,264/123,537,140.48
  6. Step 6: Final answer
    x = 92,490,374.80

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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.