Home / 217,366,331.60-326,049,497.40-144,806,920.40

Finding the Fourth Proportional to 217,366,331.60, 326,049,497.40 and 144,806,920.40

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Solution

The fourth proportional to 217,366,331.60, 326,049,497.40 and 144,806,920.40 is: 217,210,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,366,331.60 : 326,049,497.40 = 144,806,920.40 : x
  2. Step 2: Convert to fraction form
    217,366,331.60/326,049,497.40 = 144,806,920.40/x
  3. Step 3: Cross multiply
    217,366,331.60x = 326,049,497.40 × 144,806,920.40
  4. Step 4: Simplify right side
    217,366,331.60x = 47,214,223,616,461,808
  5. Step 5: Solve for x
    x = 47,214,223,616,461,808/217,366,331.60
  6. Step 6: Final answer
    x = 217,210,380.60

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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.