Home / 296,869,893.20-445,478,487.60-124,332,214.40

Finding the Fourth Proportional to 296,869,893.20, 445,478,487.60 and 124,332,214.40

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Solution

The fourth proportional to 296,869,893.20, 445,478,487.60 and 124,332,214.40 is: 186,571,047.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,869,893.20 : 445,478,487.60 = 124,332,214.40 : x
  2. Step 2: Convert to fraction form
    296,869,893.20/445,478,487.60 = 124,332,214.40/x
  3. Step 3: Cross multiply
    296,869,893.20x = 445,478,487.60 × 124,332,214.40
  4. Step 4: Simplify right side
    296,869,893.20x = 55,387,326,830,870,944
  5. Step 5: Solve for x
    x = 55,387,326,830,870,944/296,869,893.20
  6. Step 6: Final answer
    x = 186,571,047.11

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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.