Home / 235,623,417,810.15-353,484,764,616.83-76,434,087,211.59

Finding the Fourth Proportional to 235,623,417,810.15, 353,484,764,616.83 and 76,434,087,211.59

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Solution

The fourth proportional to 235,623,417,810.15, 353,484,764,616.83 and 76,434,087,211.59 is: 114,667,232,899.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,623,417,810.15 : 353,484,764,616.83 = 76,434,087,211.59 : x
  2. Step 2: Convert to fraction form
    235,623,417,810.15/353,484,764,616.83 = 76,434,087,211.59/x
  3. Step 3: Cross multiply
    235,623,417,810.15x = 353,484,764,616.83 × 76,434,087,211.59
  4. Step 4: Simplify right side
    235,623,417,810.15x = 27,018,285,326,691,148,496,896
  5. Step 5: Solve for x
    x = 27,018,285,326,691,148,496,896/235,623,417,810.15
  6. Step 6: Final answer
    x = 114,667,232,899.83

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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.