Home / 153,432,123.75-230,238,986.83-56,455,932.62

Finding the Fourth Proportional to 153,432,123.75, 230,238,986.83 and 56,455,932.62

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Solution

The fourth proportional to 153,432,123.75, 230,238,986.83 and 56,455,932.62 is: 84,717,309.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,432,123.75 : 230,238,986.83 = 56,455,932.62 : x
  2. Step 2: Convert to fraction form
    153,432,123.75/230,238,986.83 = 56,455,932.62/x
  3. Step 3: Cross multiply
    153,432,123.75x = 230,238,986.83 × 56,455,932.62
  4. Step 4: Simplify right side
    153,432,123.75x = 12,998,356,727,406,004
  5. Step 5: Solve for x
    x = 12,998,356,727,406,004/153,432,123.75
  6. Step 6: Final answer
    x = 84,717,309.58

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1.5x scale

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.