Home / 176,050,389.30-263,823,641.55-129,630,002.10

Finding the Fourth Proportional to 176,050,389.30, 263,823,641.55 and 129,630,002.10

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Solution

The fourth proportional to 176,050,389.30, 263,823,641.55 and 129,630,002.10 is: 194,259,492.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,050,389.30 : 263,823,641.55 = 129,630,002.10 : x
  2. Step 2: Convert to fraction form
    176,050,389.30/263,823,641.55 = 129,630,002.10/x
  3. Step 3: Cross multiply
    176,050,389.30x = 263,823,641.55 × 129,630,002.10
  4. Step 4: Simplify right side
    176,050,389.30x = 34,199,459,208,156,148
  5. Step 5: Solve for x
    x = 34,199,459,208,156,148/176,050,389.30
  6. Step 6: Final answer
    x = 194,259,492.09

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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.