Home / 118,944,394.06-178,426,128.46-45,203,501.22

Finding the Fourth Proportional to 118,944,394.06, 178,426,128.46 and 45,203,501.22

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Solution

The fourth proportional to 118,944,394.06, 178,426,128.46 and 45,203,501.22 is: 67,808,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,944,394.06 : 178,426,128.46 = 45,203,501.22 : x
  2. Step 2: Convert to fraction form
    118,944,394.06/178,426,128.46 = 45,203,501.22/x
  3. Step 3: Cross multiply
    118,944,394.06x = 178,426,128.46 × 45,203,501.22
  4. Step 4: Simplify right side
    118,944,394.06x = 8,065,485,714,824,363
  5. Step 5: Solve for x
    x = 8,065,485,714,824,363/118,944,394.06
  6. Step 6: Final answer
    x = 67,808,876.40

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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.