Home / 1,152,084,953.22-1,589,877,237.20-623,448,939.11

Finding the Fourth Proportional to 1,152,084,953.22, 1,589,877,237.20 and 623,448,939.11

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Solution

The fourth proportional to 1,152,084,953.22, 1,589,877,237.20 and 623,448,939.11 is: 860,359,536.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,084,953.22 : 1,589,877,237.20 = 623,448,939.11 : x
  2. Step 2: Convert to fraction form
    1,152,084,953.22/1,589,877,237.20 = 623,448,939.11/x
  3. Step 3: Cross multiply
    1,152,084,953.22x = 1,589,877,237.20 × 623,448,939.11
  4. Step 4: Simplify right side
    1,152,084,953.22x = 991,207,276,836,411,136
  5. Step 5: Solve for x
    x = 991,207,276,836,411,136/1,152,084,953.22
  6. Step 6: Final answer
    x = 860,359,536.92

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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.