Home / 196,992,078.30-295,488,117.45-191,323,374.30

Finding the Fourth Proportional to 196,992,078.30, 295,488,117.45 and 191,323,374.30

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Solution

The fourth proportional to 196,992,078.30, 295,488,117.45 and 191,323,374.30 is: 286,985,061.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,078.30 : 295,488,117.45 = 191,323,374.30 : x
  2. Step 2: Convert to fraction form
    196,992,078.30/295,488,117.45 = 191,323,374.30/x
  3. Step 3: Cross multiply
    196,992,078.30x = 295,488,117.45 × 191,323,374.30
  4. Step 4: Simplify right side
    196,992,078.30x = 56,533,783,696,088,712
  5. Step 5: Solve for x
    x = 56,533,783,696,088,712/196,992,078.30
  6. Step 6: Final answer
    x = 286,985,061.45

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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.