Home / 145,824,123.11-201,252,885.02-89,346,350.06

Finding the Fourth Proportional to 145,824,123.11, 201,252,885.02 and 89,346,350.06

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Solution

The fourth proportional to 145,824,123.11, 201,252,885.02 and 89,346,350.06 is: 123,307,518.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,824,123.11 : 201,252,885.02 = 89,346,350.06 : x
  2. Step 2: Convert to fraction form
    145,824,123.11/201,252,885.02 = 89,346,350.06/x
  3. Step 3: Cross multiply
    145,824,123.11x = 201,252,885.02 × 89,346,350.06
  4. Step 4: Simplify right side
    145,824,123.11x = 17,981,210,715,638,250
  5. Step 5: Solve for x
    x = 17,981,210,715,638,250/145,824,123.11
  6. Step 6: Final answer
    x = 123,307,518.21

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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.