Home / 302,157,552,187.90-416,983,225,951.47-164,985,817,175.03

Finding the Fourth Proportional to 302,157,552,187.90, 416,983,225,951.47 and 164,985,817,175.03

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Solution

The fourth proportional to 302,157,552,187.90, 416,983,225,951.47 and 164,985,817,175.03 is: 227,683,596,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,157,552,187.90 : 416,983,225,951.47 = 164,985,817,175.03 : x
  2. Step 2: Convert to fraction form
    302,157,552,187.90/416,983,225,951.47 = 164,985,817,175.03/x
  3. Step 3: Cross multiply
    302,157,552,187.90x = 416,983,225,951.47 × 164,985,817,175.03
  4. Step 4: Simplify right side
    302,157,552,187.90x = 68,796,318,281,883,451,392,000
  5. Step 5: Solve for x
    x = 68,796,318,281,883,451,392,000/302,157,552,187.90
  6. Step 6: Final answer
    x = 227,683,596,798.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.