Home / 1,108,575,946.70-1,662,651,999.70-332,221,607.40

Finding the Fourth Proportional to 1,108,575,946.70, 1,662,651,999.70 and 332,221,607.40

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Solution

The fourth proportional to 1,108,575,946.70, 1,662,651,999.70 and 332,221,607.40 is: 498,268,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,575,946.70 : 1,662,651,999.70 = 332,221,607.40 : x
  2. Step 2: Convert to fraction form
    1,108,575,946.70/1,662,651,999.70 = 332,221,607.40/x
  3. Step 3: Cross multiply
    1,108,575,946.70x = 1,662,651,999.70 × 332,221,607.40
  4. Step 4: Simplify right side
    1,108,575,946.70x = 552,368,919,887,158,272
  5. Step 5: Solve for x
    x = 552,368,919,887,158,272/1,108,575,946.70
  6. Step 6: Final answer
    x = 498,268,902.13

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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.