Home / 730,590,479.79-1,096,068,443.57-213,020,920.27

Finding the Fourth Proportional to 730,590,479.79, 1,096,068,443.57 and 213,020,920.27

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Solution

The fourth proportional to 730,590,479.79, 1,096,068,443.57 and 213,020,920.27 is: 319,584,657.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,590,479.79 : 1,096,068,443.57 = 213,020,920.27 : x
  2. Step 2: Convert to fraction form
    730,590,479.79/1,096,068,443.57 = 213,020,920.27/x
  3. Step 3: Cross multiply
    730,590,479.79x = 1,096,068,443.57 × 213,020,920.27
  4. Step 4: Simplify right side
    730,590,479.79x = 233,485,508,525,980,352
  5. Step 5: Solve for x
    x = 233,485,508,525,980,352/730,590,479.79
  6. Step 6: Final answer
    x = 319,584,657.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.