Home / 956,199,632.34-1,319,542,079.40-532,831,137.72

Finding the Fourth Proportional to 956,199,632.34, 1,319,542,079.40 and 532,831,137.72

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Solution

The fourth proportional to 956,199,632.34, 1,319,542,079.40 and 532,831,137.72 is: 735,299,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,199,632.34 : 1,319,542,079.40 = 532,831,137.72 : x
  2. Step 2: Convert to fraction form
    956,199,632.34/1,319,542,079.40 = 532,831,137.72/x
  3. Step 3: Cross multiply
    956,199,632.34x = 1,319,542,079.40 × 532,831,137.72
  4. Step 4: Simplify right side
    956,199,632.34x = 703,093,107,431,168,384
  5. Step 5: Solve for x
    x = 703,093,107,431,168,384/956,199,632.34
  6. Step 6: Final answer
    x = 735,299,495.68

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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.