Home / 137,744,499.68-190,096,038.24-75,864,824

Finding the Fourth Proportional to 137,744,499.68, 190,096,038.24 and 75,864,824

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Solution

The fourth proportional to 137,744,499.68, 190,096,038.24 and 75,864,824 is: 104,698,209.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,744,499.68 : 190,096,038.24 = 75,864,824 : x
  2. Step 2: Convert to fraction form
    137,744,499.68/190,096,038.24 = 75,864,824/x
  3. Step 3: Cross multiply
    137,744,499.68x = 190,096,038.24 × 75,864,824
  4. Step 4: Simplify right side
    137,744,499.68x = 14,421,602,484,174,870
  5. Step 5: Solve for x
    x = 14,421,602,484,174,870/137,744,499.68
  6. Step 6: Final answer
    x = 104,698,209.49

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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.