Home / 28,973,376,476.20-43,460,064,714.30-28,157,083,100.20

Finding the Fourth Proportional to 28,973,376,476.20, 43,460,064,714.30 and 28,157,083,100.20

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Solution

The fourth proportional to 28,973,376,476.20, 43,460,064,714.30 and 28,157,083,100.20 is: 42,235,624,650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,376,476.20 : 43,460,064,714.30 = 28,157,083,100.20 : x
  2. Step 2: Convert to fraction form
    28,973,376,476.20/43,460,064,714.30 = 28,157,083,100.20/x
  3. Step 3: Cross multiply
    28,973,376,476.20x = 43,460,064,714.30 × 28,157,083,100.20
  4. Step 4: Simplify right side
    28,973,376,476.20x = 1,223,708,653,700,614,979,584
  5. Step 5: Solve for x
    x = 1,223,708,653,700,614,979,584/28,973,376,476.20
  6. Step 6: Final answer
    x = 42,235,624,650.30

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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.