Home / 637,706,409.40-955,957,751.70-346,143,734.20

Finding the Fourth Proportional to 637,706,409.40, 955,957,751.70 and 346,143,734.20

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Solution

The fourth proportional to 637,706,409.40, 955,957,751.70 and 346,143,734.20 is: 518,888,913.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,706,409.40 : 955,957,751.70 = 346,143,734.20 : x
  2. Step 2: Convert to fraction form
    637,706,409.40/955,957,751.70 = 346,143,734.20/x
  3. Step 3: Cross multiply
    637,706,409.40x = 955,957,751.70 × 346,143,734.20
  4. Step 4: Simplify right side
    637,706,409.40x = 330,898,785,910,874,432
  5. Step 5: Solve for x
    x = 330,898,785,910,874,432/637,706,409.40
  6. Step 6: Final answer
    x = 518,888,913.51

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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.