Home / 157,418,231.40-236,226,879.90-92,721,911.40

Finding the Fourth Proportional to 157,418,231.40, 236,226,879.90 and 92,721,911.40

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Solution

The fourth proportional to 157,418,231.40, 236,226,879.90 and 92,721,911.40 is: 139,141,493.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,418,231.40 : 236,226,879.90 = 92,721,911.40 : x
  2. Step 2: Convert to fraction form
    157,418,231.40/236,226,879.90 = 92,721,911.40/x
  3. Step 3: Cross multiply
    157,418,231.40x = 236,226,879.90 × 92,721,911.40
  4. Step 4: Simplify right side
    157,418,231.40x = 21,903,407,828,386,244
  5. Step 5: Solve for x
    x = 21,903,407,828,386,244/157,418,231.40
  6. Step 6: Final answer
    x = 139,141,493.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.