Home / 1,023,056,665.06-1,411,495,912.64-626,165,892.58

Finding the Fourth Proportional to 1,023,056,665.06, 1,411,495,912.64 and 626,165,892.58

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Solution

The fourth proportional to 1,023,056,665.06, 1,411,495,912.64 and 626,165,892.58 is: 863,911,675.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,056,665.06 : 1,411,495,912.64 = 626,165,892.58 : x
  2. Step 2: Convert to fraction form
    1,023,056,665.06/1,411,495,912.64 = 626,165,892.58/x
  3. Step 3: Cross multiply
    1,023,056,665.06x = 1,411,495,912.64 × 626,165,892.58
  4. Step 4: Simplify right side
    1,023,056,665.06x = 883,830,598,011,247,488
  5. Step 5: Solve for x
    x = 883,830,598,011,247,488/1,023,056,665.06
  6. Step 6: Final answer
    x = 863,911,675.86

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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.