Home / 440,792,934.12-661,285,060.56-134,077,075.38

Finding the Fourth Proportional to 440,792,934.12, 661,285,060.56 and 134,077,075.38

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Solution

The fourth proportional to 440,792,934.12, 661,285,060.56 and 134,077,075.38 is: 201,144,710.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,792,934.12 : 661,285,060.56 = 134,077,075.38 : x
  2. Step 2: Convert to fraction form
    440,792,934.12/661,285,060.56 = 134,077,075.38/x
  3. Step 3: Cross multiply
    440,792,934.12x = 661,285,060.56 × 134,077,075.38
  4. Step 4: Simplify right side
    440,792,934.12x = 88,663,166,912,370,976
  5. Step 5: Solve for x
    x = 88,663,166,912,370,976/440,792,934.12
  6. Step 6: Final answer
    x = 201,144,710.02

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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.