Home / 735,151,279.32-1,014,479,246.43-400,616,671.65

Finding the Fourth Proportional to 735,151,279.32, 1,014,479,246.43 and 400,616,671.65

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Solution

The fourth proportional to 735,151,279.32, 1,014,479,246.43 and 400,616,671.65 is: 552,834,920.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,151,279.32 : 1,014,479,246.43 = 400,616,671.65 : x
  2. Step 2: Convert to fraction form
    735,151,279.32/1,014,479,246.43 = 400,616,671.65/x
  3. Step 3: Cross multiply
    735,151,279.32x = 1,014,479,246.43 × 400,616,671.65
  4. Step 4: Simplify right side
    735,151,279.32x = 406,417,299,162,786,688
  5. Step 5: Solve for x
    x = 406,417,299,162,786,688/735,151,279.32
  6. Step 6: Final answer
    x = 552,834,920.64

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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.