Home / 147,616,559.40-221,423,672.70-38,441,519.40

Finding the Fourth Proportional to 147,616,559.40, 221,423,672.70 and 38,441,519.40

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Solution

The fourth proportional to 147,616,559.40, 221,423,672.70 and 38,441,519.40 is: 57,661,975.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,616,559.40 : 221,423,672.70 = 38,441,519.40 : x
  2. Step 2: Convert to fraction form
    147,616,559.40/221,423,672.70 = 38,441,519.40/x
  3. Step 3: Cross multiply
    147,616,559.40x = 221,423,672.70 × 38,441,519.40
  4. Step 4: Simplify right side
    147,616,559.40x = 8,511,862,409,716,300
  5. Step 5: Solve for x
    x = 8,511,862,409,716,300/147,616,559.40
  6. Step 6: Final answer
    x = 57,661,975.35

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1.5x scale

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.