Home / 118,952,359.65-178,465,070.07-56,783,005.56

Finding the Fourth Proportional to 118,952,359.65, 178,465,070.07 and 56,783,005.56

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Solution

The fourth proportional to 118,952,359.65, 178,465,070.07 and 56,783,005.56 is: 85,191,946.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,952,359.65 : 178,465,070.07 = 56,783,005.56 : x
  2. Step 2: Convert to fraction form
    118,952,359.65/178,465,070.07 = 56,783,005.56/x
  3. Step 3: Cross multiply
    118,952,359.65x = 178,465,070.07 × 56,783,005.56
  4. Step 4: Simplify right side
    118,952,359.65x = 10,133,783,066,050,600
  5. Step 5: Solve for x
    x = 10,133,783,066,050,600/118,952,359.65
  6. Step 6: Final answer
    x = 85,191,946.56

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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.