Home / 53,946,133.80-80,919,200.70-52,686,421.80

Finding the Fourth Proportional to 53,946,133.80, 80,919,200.70 and 52,686,421.80

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Solution

The fourth proportional to 53,946,133.80, 80,919,200.70 and 52,686,421.80 is: 79,029,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,946,133.80 : 80,919,200.70 = 52,686,421.80 : x
  2. Step 2: Convert to fraction form
    53,946,133.80/80,919,200.70 = 52,686,421.80/x
  3. Step 3: Cross multiply
    53,946,133.80x = 80,919,200.70 × 52,686,421.80
  4. Step 4: Simplify right side
    53,946,133.80x = 4,263,343,139,799,055
  5. Step 5: Solve for x
    x = 4,263,343,139,799,055/53,946,133.80
  6. Step 6: Final answer
    x = 79,029,632.70

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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.