Home / 736,714,113.94-1,016,660,305.33-402,186,636.35

Finding the Fourth Proportional to 736,714,113.94, 1,016,660,305.33 and 402,186,636.35

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Solution

The fourth proportional to 736,714,113.94, 1,016,660,305.33 and 402,186,636.35 is: 555,014,734.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,714,113.94 : 1,016,660,305.33 = 402,186,636.35 : x
  2. Step 2: Convert to fraction form
    736,714,113.94/1,016,660,305.33 = 402,186,636.35/x
  3. Step 3: Cross multiply
    736,714,113.94x = 1,016,660,305.33 × 402,186,636.35
  4. Step 4: Simplify right side
    736,714,113.94x = 408,887,188,506,153,408
  5. Step 5: Solve for x
    x = 408,887,188,506,153,408/736,714,113.94
  6. Step 6: Final answer
    x = 555,014,734.71

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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.