Home / 402,021,285.55-602,896,356.70-152,967,419.26

Finding the Fourth Proportional to 402,021,285.55, 602,896,356.70 and 152,967,419.26

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Solution

The fourth proportional to 402,021,285.55, 602,896,356.70 and 152,967,419.26 is: 229,399,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,021,285.55 : 602,896,356.70 = 152,967,419.26 : x
  2. Step 2: Convert to fraction form
    402,021,285.55/602,896,356.70 = 152,967,419.26/x
  3. Step 3: Cross multiply
    402,021,285.55x = 602,896,356.70 × 152,967,419.26
  4. Step 4: Simplify right side
    402,021,285.55x = 92,223,499,763,765,744
  5. Step 5: Solve for x
    x = 92,223,499,763,765,744/402,021,285.55
  6. Step 6: Final answer
    x = 229,399,544.45

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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.