Home / 355,911,207.40-533,866,811.10-317,615,962.60

Finding the Fourth Proportional to 355,911,207.40, 533,866,811.10 and 317,615,962.60

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Solution

The fourth proportional to 355,911,207.40, 533,866,811.10 and 317,615,962.60 is: 476,423,943.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,911,207.40 : 533,866,811.10 = 317,615,962.60 : x
  2. Step 2: Convert to fraction form
    355,911,207.40/533,866,811.10 = 317,615,962.60/x
  3. Step 3: Cross multiply
    355,911,207.40x = 533,866,811.10 × 317,615,962.60
  4. Step 4: Simplify right side
    355,911,207.40x = 169,564,621,107,718,880
  5. Step 5: Solve for x
    x = 169,564,621,107,718,880/355,911,207.40
  6. Step 6: Final answer
    x = 476,423,943.90

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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.