Home / 1,157,376,809.90-1,736,256,504.45-536,212,822.70

Finding the Fourth Proportional to 1,157,376,809.90, 1,736,256,504.45 and 536,212,822.70

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Solution

The fourth proportional to 1,157,376,809.90, 1,736,256,504.45 and 536,212,822.70 is: 804,407,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,376,809.90 : 1,736,256,504.45 = 536,212,822.70 : x
  2. Step 2: Convert to fraction form
    1,157,376,809.90/1,736,256,504.45 = 536,212,822.70/x
  3. Step 3: Cross multiply
    1,157,376,809.90x = 1,736,256,504.45 × 536,212,822.70
  4. Step 4: Simplify right side
    1,157,376,809.90x = 931,003,001,182,369,664
  5. Step 5: Solve for x
    x = 931,003,001,182,369,664/1,157,376,809.90
  6. Step 6: Final answer
    x = 804,407,858.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.