Home / 147,379,615.40-221,069,423.10-133,030,708.40

Finding the Fourth Proportional to 147,379,615.40, 221,069,423.10 and 133,030,708.40

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Solution

The fourth proportional to 147,379,615.40, 221,069,423.10 and 133,030,708.40 is: 199,546,062.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,379,615.40 : 221,069,423.10 = 133,030,708.40 : x
  2. Step 2: Convert to fraction form
    147,379,615.40/221,069,423.10 = 133,030,708.40/x
  3. Step 3: Cross multiply
    147,379,615.40x = 221,069,423.10 × 133,030,708.40
  4. Step 4: Simplify right side
    147,379,615.40x = 29,409,021,960,572,324
  5. Step 5: Solve for x
    x = 29,409,021,960,572,324/147,379,615.40
  6. Step 6: Final answer
    x = 199,546,062.60

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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.