Home / 266,771,328.60-400,057,460.10-105,179,827.80

Finding the Fourth Proportional to 266,771,328.60, 400,057,460.10 and 105,179,827.80

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Solution

The fourth proportional to 266,771,328.60, 400,057,460.10 and 105,179,827.80 is: 157,730,498.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,771,328.60 : 400,057,460.10 = 105,179,827.80 : x
  2. Step 2: Convert to fraction form
    266,771,328.60/400,057,460.10 = 105,179,827.80/x
  3. Step 3: Cross multiply
    266,771,328.60x = 400,057,460.10 × 105,179,827.80
  4. Step 4: Simplify right side
    266,771,328.60x = 42,077,974,763,423,376
  5. Step 5: Solve for x
    x = 42,077,974,763,423,376/266,771,328.60
  6. Step 6: Final answer
    x = 157,730,498.94

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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.