Home / 153,432,153.75-230,239,031.85-56,455,962.60

Finding the Fourth Proportional to 153,432,153.75, 230,239,031.85 and 56,455,962.60

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Solution

The fourth proportional to 153,432,153.75, 230,239,031.85 and 56,455,962.60 is: 84,717,354.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,432,153.75 : 230,239,031.85 = 56,455,962.60 : x
  2. Step 2: Convert to fraction form
    153,432,153.75/230,239,031.85 = 56,455,962.60/x
  3. Step 3: Cross multiply
    153,432,153.75x = 230,239,031.85 × 56,455,962.60
  4. Step 4: Simplify right side
    153,432,153.75x = 12,998,366,171,183,808
  5. Step 5: Solve for x
    x = 12,998,366,171,183,808/153,432,153.75
  6. Step 6: Final answer
    x = 84,717,354.57

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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.