Home / 302,157,552,189.65-416,983,225,953.90-164,985,817,176.78

Finding the Fourth Proportional to 302,157,552,189.65, 416,983,225,953.90 and 164,985,817,176.78

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Solution

The fourth proportional to 302,157,552,189.65, 416,983,225,953.90 and 164,985,817,176.78 is: 227,683,596,800.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,157,552,189.65 : 416,983,225,953.90 = 164,985,817,176.78 : x
  2. Step 2: Convert to fraction form
    302,157,552,189.65/416,983,225,953.90 = 164,985,817,176.78/x
  3. Step 3: Cross multiply
    302,157,552,189.65x = 416,983,225,953.90 × 164,985,817,176.78
  4. Step 4: Simplify right side
    302,157,552,189.65x = 68,796,318,283,014,093,144,064
  5. Step 5: Solve for x
    x = 68,796,318,283,014,093,144,064/302,157,552,189.65
  6. Step 6: Final answer
    x = 227,683,596,800.63

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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.