Home / 539,006,200,991.64-807,225,818,483.70-311,887,007,707.32

Finding the Fourth Proportional to 539,006,200,991.64, 807,225,818,483.70 and 311,887,007,707.32

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Solution

The fourth proportional to 539,006,200,991.64, 807,225,818,483.70 and 311,887,007,707.32 is: 467,087,845,386.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,006,200,991.64 : 807,225,818,483.70 = 311,887,007,707.32 : x
  2. Step 2: Convert to fraction form
    539,006,200,991.64/807,225,818,483.70 = 311,887,007,707.32/x
  3. Step 3: Cross multiply
    539,006,200,991.64x = 807,225,818,483.70 × 311,887,007,707.32
  4. Step 4: Simplify right side
    539,006,200,991.64x = 251,763,245,070,973,430,398,976
  5. Step 5: Solve for x
    x = 251,763,245,070,973,430,398,976/539,006,200,991.64
  6. Step 6: Final answer
    x = 467,087,845,386.18

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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.