Home / 76,426,226,439.04-105,468,511,048.82-42,131,179,586.39

Finding the Fourth Proportional to 76,426,226,439.04, 105,468,511,048.82 and 42,131,179,586.39

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Solution

The fourth proportional to 76,426,226,439.04, 105,468,511,048.82 and 42,131,179,586.39 is: 58,141,203,442.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,426,226,439.04 : 105,468,511,048.82 = 42,131,179,586.39 : x
  2. Step 2: Convert to fraction form
    76,426,226,439.04/105,468,511,048.82 = 42,131,179,586.39/x
  3. Step 3: Cross multiply
    76,426,226,439.04x = 105,468,511,048.82 × 42,131,179,586.39
  4. Step 4: Simplify right side
    76,426,226,439.04x = 4,443,512,779,706,466,304,000
  5. Step 5: Solve for x
    x = 4,443,512,779,706,466,304,000/76,426,226,439.04
  6. Step 6: Final answer
    x = 58,141,203,442.13

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.