Home / 898,611,764.00-1,240,060,446.50-502,138,011.51

Finding the Fourth Proportional to 898,611,764.00, 1,240,060,446.50 and 502,138,011.51

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Solution

The fourth proportional to 898,611,764.00, 1,240,060,446.50 and 502,138,011.51 is: 692,937,163.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,611,764.00 : 1,240,060,446.50 = 502,138,011.51 : x
  2. Step 2: Convert to fraction form
    898,611,764.00/1,240,060,446.50 = 502,138,011.51/x
  3. Step 3: Cross multiply
    898,611,764.00x = 1,240,060,446.50 × 502,138,011.51
  4. Step 4: Simplify right side
    898,611,764.00x = 622,681,486,755,201,920
  5. Step 5: Solve for x
    x = 622,681,486,755,201,920/898,611,764.00
  6. Step 6: Final answer
    x = 692,937,163.42

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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.