Home / 1,237,655,465.28-1,708,408,805.54-735,863,051.86

Finding the Fourth Proportional to 1,237,655,465.28, 1,708,408,805.54 and 735,863,051.86

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Solution

The fourth proportional to 1,237,655,465.28, 1,708,408,805.54 and 735,863,051.86 is: 1,015,755,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,655,465.28 : 1,708,408,805.54 = 735,863,051.86 : x
  2. Step 2: Convert to fraction form
    1,237,655,465.28/1,708,408,805.54 = 735,863,051.86/x
  3. Step 3: Cross multiply
    1,237,655,465.28x = 1,708,408,805.54 × 735,863,051.86
  4. Step 4: Simplify right side
    1,237,655,465.28x = 1,257,154,917,469,161,728
  5. Step 5: Solve for x
    x = 1,257,154,917,469,161,728/1,237,655,465.28
  6. Step 6: Final answer
    x = 1,015,755,153.79

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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.