Home / 178,018,539.52-245,662,333.02-98,633,311.48

Finding the Fourth Proportional to 178,018,539.52, 245,662,333.02 and 98,633,311.48

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Solution

The fourth proportional to 178,018,539.52, 245,662,333.02 and 98,633,311.48 is: 136,112,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,018,539.52 : 245,662,333.02 = 98,633,311.48 : x
  2. Step 2: Convert to fraction form
    178,018,539.52/245,662,333.02 = 98,633,311.48/x
  3. Step 3: Cross multiply
    178,018,539.52x = 245,662,333.02 × 98,633,311.48
  4. Step 4: Simplify right side
    178,018,539.52x = 24,230,489,411,665,152
  5. Step 5: Solve for x
    x = 24,230,489,411,665,152/178,018,539.52
  6. Step 6: Final answer
    x = 136,112,168.30

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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.