Home / 452,355,761.24-624,071,440.32-261,581,526.20

Finding the Fourth Proportional to 452,355,761.24, 624,071,440.32 and 261,581,526.20

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Solution

The fourth proportional to 452,355,761.24, 624,071,440.32 and 261,581,526.20 is: 360,878,701.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,355,761.24 : 624,071,440.32 = 261,581,526.20 : x
  2. Step 2: Convert to fraction form
    452,355,761.24/624,071,440.32 = 261,581,526.20/x
  3. Step 3: Cross multiply
    452,355,761.24x = 624,071,440.32 × 261,581,526.20
  4. Step 4: Simplify right side
    452,355,761.24x = 163,245,559,816,737,824
  5. Step 5: Solve for x
    x = 163,245,559,816,737,824/452,355,761.24
  6. Step 6: Final answer
    x = 360,878,701.69

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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.