Home / 157,835,104.40-236,500,714.20-132,136,979.60

Finding the Fourth Proportional to 157,835,104.40, 236,500,714.20 and 132,136,979.60

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Solution

The fourth proportional to 157,835,104.40, 236,500,714.20 and 132,136,979.60 is: 197,994,547.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,835,104.40 : 236,500,714.20 = 132,136,979.60 : x
  2. Step 2: Convert to fraction form
    157,835,104.40/236,500,714.20 = 132,136,979.60/x
  3. Step 3: Cross multiply
    157,835,104.40x = 236,500,714.20 × 132,136,979.60
  4. Step 4: Simplify right side
    157,835,104.40x = 31,250,490,047,630,828
  5. Step 5: Solve for x
    x = 31,250,490,047,630,828/157,835,104.40
  6. Step 6: Final answer
    x = 197,994,547.32

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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.