Home / 153,547,782.32-230,321,673.48-51,311,819.94

Finding the Fourth Proportional to 153,547,782.32, 230,321,673.48 and 51,311,819.94

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Solution

The fourth proportional to 153,547,782.32, 230,321,673.48 and 51,311,819.94 is: 76,967,729.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,547,782.32 : 230,321,673.48 = 51,311,819.94 : x
  2. Step 2: Convert to fraction form
    153,547,782.32/230,321,673.48 = 51,311,819.94/x
  3. Step 3: Cross multiply
    153,547,782.32x = 230,321,673.48 × 51,311,819.94
  4. Step 4: Simplify right side
    153,547,782.32x = 11,818,224,237,885,232
  5. Step 5: Solve for x
    x = 11,818,224,237,885,232/153,547,782.32
  6. Step 6: Final answer
    x = 76,967,729.91

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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.