Home / 501,688,544.04-692,330,190.30-281,676,693.96

Finding the Fourth Proportional to 501,688,544.04, 692,330,190.30 and 281,676,693.96

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Solution

The fourth proportional to 501,688,544.04, 692,330,190.30 and 281,676,693.96 is: 388,713,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,688,544.04 : 692,330,190.30 = 281,676,693.96 : x
  2. Step 2: Convert to fraction form
    501,688,544.04/692,330,190.30 = 281,676,693.96/x
  3. Step 3: Cross multiply
    501,688,544.04x = 692,330,190.30 × 281,676,693.96
  4. Step 4: Simplify right side
    501,688,544.04x = 195,013,279,132,401,632
  5. Step 5: Solve for x
    x = 195,013,279,132,401,632/501,688,544.04
  6. Step 6: Final answer
    x = 388,713,837.40

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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.