Home / 656,045,686.50-905,361,943.05-362,709,150.18

Finding the Fourth Proportional to 656,045,686.50, 905,361,943.05 and 362,709,150.18

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Solution

The fourth proportional to 656,045,686.50, 905,361,943.05 and 362,709,150.18 is: 500,549,074.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,045,686.50 : 905,361,943.05 = 362,709,150.18 : x
  2. Step 2: Convert to fraction form
    656,045,686.50/905,361,943.05 = 362,709,150.18/x
  3. Step 3: Cross multiply
    656,045,686.50x = 905,361,943.05 × 362,709,150.18
  4. Step 4: Simplify right side
    656,045,686.50x = 328,383,060,968,979,072
  5. Step 5: Solve for x
    x = 328,383,060,968,979,072/656,045,686.50
  6. Step 6: Final answer
    x = 500,549,074.14

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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.