Home / 1,429,872,829.60-2,144,809,330.80-460,524,445.60

Finding the Fourth Proportional to 1,429,872,829.60, 2,144,809,330.80 and 460,524,445.60

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Solution

The fourth proportional to 1,429,872,829.60, 2,144,809,330.80 and 460,524,445.60 is: 690,786,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,872,829.60 : 2,144,809,330.80 = 460,524,445.60 : x
  2. Step 2: Convert to fraction form
    1,429,872,829.60/2,144,809,330.80 = 460,524,445.60/x
  3. Step 3: Cross multiply
    1,429,872,829.60x = 2,144,809,330.80 × 460,524,445.60
  4. Step 4: Simplify right side
    1,429,872,829.60x = 987,737,127,984,377,088
  5. Step 5: Solve for x
    x = 987,737,127,984,377,088/1,429,872,829.60
  6. Step 6: Final answer
    x = 690,786,696.23

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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.