Home / 412,018,064.48-617,931,214.32-153,355,100.96

Finding the Fourth Proportional to 412,018,064.48, 617,931,214.32 and 153,355,100.96

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Solution

The fourth proportional to 412,018,064.48, 617,931,214.32 and 153,355,100.96 is: 229,996,963.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,018,064.48 : 617,931,214.32 = 153,355,100.96 : x
  2. Step 2: Convert to fraction form
    412,018,064.48/617,931,214.32 = 153,355,100.96/x
  3. Step 3: Cross multiply
    412,018,064.48x = 617,931,214.32 × 153,355,100.96
  4. Step 4: Simplify right side
    412,018,064.48x = 94,762,903,758,379,008
  5. Step 5: Solve for x
    x = 94,762,903,758,379,008/412,018,064.48
  6. Step 6: Final answer
    x = 229,996,963.55

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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.