Home / 100,291,657,951.46-150,531,739,898.40-52,518,956,805.66

Finding the Fourth Proportional to 100,291,657,951.46, 150,531,739,898.40 and 52,518,956,805.66

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Solution

The fourth proportional to 100,291,657,951.46, 150,531,739,898.40 and 52,518,956,805.66 is: 78,827,791,932.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,291,657,951.46 : 150,531,739,898.40 = 52,518,956,805.66 : x
  2. Step 2: Convert to fraction form
    100,291,657,951.46/150,531,739,898.40 = 52,518,956,805.66/x
  3. Step 3: Cross multiply
    100,291,657,951.46x = 150,531,739,898.40 × 52,518,956,805.66
  4. Step 4: Simplify right side
    100,291,657,951.46x = 7,905,769,945,604,915,462,144
  5. Step 5: Solve for x
    x = 7,905,769,945,604,915,462,144/100,291,657,951.46
  6. Step 6: Final answer
    x = 78,827,791,932.92

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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.