Home / 280,866,552.30-421,299,828.45-246,854,328.30

Finding the Fourth Proportional to 280,866,552.30, 421,299,828.45 and 246,854,328.30

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Solution

The fourth proportional to 280,866,552.30, 421,299,828.45 and 246,854,328.30 is: 370,281,492.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,866,552.30 : 421,299,828.45 = 246,854,328.30 : x
  2. Step 2: Convert to fraction form
    280,866,552.30/421,299,828.45 = 246,854,328.30/x
  3. Step 3: Cross multiply
    280,866,552.30x = 421,299,828.45 × 246,854,328.30
  4. Step 4: Simplify right side
    280,866,552.30x = 103,999,686,164,929,984
  5. Step 5: Solve for x
    x = 103,999,686,164,929,984/280,866,552.30
  6. Step 6: Final answer
    x = 370,281,492.45

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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.