Home / 953,309,609.64-1,429,937,980.71-253,807,746.84

Finding the Fourth Proportional to 953,309,609.64, 1,429,937,980.71 and 253,807,746.84

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Solution

The fourth proportional to 953,309,609.64, 1,429,937,980.71 and 253,807,746.84 is: 380,704,582.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,309,609.64 : 1,429,937,980.71 = 253,807,746.84 : x
  2. Step 2: Convert to fraction form
    953,309,609.64/1,429,937,980.71 = 253,807,746.84/x
  3. Step 3: Cross multiply
    953,309,609.64x = 1,429,937,980.71 × 253,807,746.84
  4. Step 4: Simplify right side
    953,309,609.64x = 362,929,337,004,944,512
  5. Step 5: Solve for x
    x = 362,929,337,004,944,512/953,309,609.64
  6. Step 6: Final answer
    x = 380,704,582.58

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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.