Home / 841,488,602.45-1,262,232,914.63-228,072,828.20

Finding the Fourth Proportional to 841,488,602.45, 1,262,232,914.63 and 228,072,828.20

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Solution

The fourth proportional to 841,488,602.45, 1,262,232,914.63 and 228,072,828.20 is: 342,109,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,488,602.45 : 1,262,232,914.63 = 228,072,828.20 : x
  2. Step 2: Convert to fraction form
    841,488,602.45/1,262,232,914.63 = 228,072,828.20/x
  3. Step 3: Cross multiply
    841,488,602.45x = 1,262,232,914.63 × 228,072,828.20
  4. Step 4: Simplify right side
    841,488,602.45x = 287,881,030,679,341,728
  5. Step 5: Solve for x
    x = 287,881,030,679,341,728/841,488,602.45
  6. Step 6: Final answer
    x = 342,109,245.26

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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.