Home / 153,432,125-230,238,988.71-56,455,933.87

Finding the Fourth Proportional to 153,432,125, 230,238,988.71 and 56,455,933.87

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Solution

The fourth proportional to 153,432,125, 230,238,988.71 and 56,455,933.87 is: 84,717,311.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,432,125 : 230,238,988.71 = 56,455,933.87 : x
  2. Step 2: Convert to fraction form
    153,432,125/230,238,988.71 = 56,455,933.87/x
  3. Step 3: Cross multiply
    153,432,125x = 230,238,988.71 × 56,455,933.87
  4. Step 4: Simplify right side
    153,432,125x = 12,998,357,120,625,158
  5. Step 5: Solve for x
    x = 12,998,357,120,625,158/153,432,125
  6. Step 6: Final answer
    x = 84,717,311.45

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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.