Home / 196,900,390.20-295,535,962.08-99,925,693.68

Finding the Fourth Proportional to 196,900,390.20, 295,535,962.08 and 99,925,693.68

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Solution

The fourth proportional to 196,900,390.20, 295,535,962.08 and 99,925,693.68 is: 149,982,618.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,900,390.20 : 295,535,962.08 = 99,925,693.68 : x
  2. Step 2: Convert to fraction form
    196,900,390.20/295,535,962.08 = 99,925,693.68/x
  3. Step 3: Cross multiply
    196,900,390.20x = 295,535,962.08 × 99,925,693.68
  4. Step 4: Simplify right side
    196,900,390.20x = 29,531,636,018,230,176
  5. Step 5: Solve for x
    x = 29,531,636,018,230,176/196,900,390.20
  6. Step 6: Final answer
    x = 149,982,618.05

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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.