Home / 145,698,337.80-218,519,513.10-43,465,710.60

Finding the Fourth Proportional to 145,698,337.80, 218,519,513.10 and 43,465,710.60

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Solution

The fourth proportional to 145,698,337.80, 218,519,513.10 and 43,465,710.60 is: 65,190,214.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,698,337.80 : 218,519,513.10 = 43,465,710.60 : x
  2. Step 2: Convert to fraction form
    145,698,337.80/218,519,513.10 = 43,465,710.60/x
  3. Step 3: Cross multiply
    145,698,337.80x = 218,519,513.10 × 43,465,710.60
  4. Step 4: Simplify right side
    145,698,337.80x = 9,498,105,916,857,508
  5. Step 5: Solve for x
    x = 9,498,105,916,857,508/145,698,337.80
  6. Step 6: Final answer
    x = 65,190,214.66

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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.