Home / 210,895,820.13-291,032,981.46-118,079,649.48

Finding the Fourth Proportional to 210,895,820.13, 291,032,981.46 and 118,079,649.48

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Solution

The fourth proportional to 210,895,820.13, 291,032,981.46 and 118,079,649.48 is: 162,948,096.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,895,820.13 : 291,032,981.46 = 118,079,649.48 : x
  2. Step 2: Convert to fraction form
    210,895,820.13/291,032,981.46 = 118,079,649.48/x
  3. Step 3: Cross multiply
    210,895,820.13x = 291,032,981.46 × 118,079,649.48
  4. Step 4: Simplify right side
    210,895,820.13x = 34,365,072,437,916,136
  5. Step 5: Solve for x
    x = 34,365,072,437,916,136/210,895,820.13
  6. Step 6: Final answer
    x = 162,948,096.44

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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.