Home / 988,754,822.66-1,365,614,104.59-651,172,370.06

Finding the Fourth Proportional to 988,754,822.66, 1,365,614,104.59 and 651,172,370.06

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Solution

The fourth proportional to 988,754,822.66, 1,365,614,104.59 and 651,172,370.06 is: 899,363,677.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,754,822.66 : 1,365,614,104.59 = 651,172,370.06 : x
  2. Step 2: Convert to fraction form
    988,754,822.66/1,365,614,104.59 = 651,172,370.06/x
  3. Step 3: Cross multiply
    988,754,822.66x = 1,365,614,104.59 × 651,172,370.06
  4. Step 4: Simplify right side
    988,754,822.66x = 889,250,173,076,648,960
  5. Step 5: Solve for x
    x = 889,250,173,076,648,960/988,754,822.66
  6. Step 6: Final answer
    x = 899,363,677.12

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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.