Home / 144,862,703.60-217,294,055.40-47,833,386.80

Finding the Fourth Proportional to 144,862,703.60, 217,294,055.40 and 47,833,386.80

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Solution

The fourth proportional to 144,862,703.60, 217,294,055.40 and 47,833,386.80 is: 71,750,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,862,703.60 : 217,294,055.40 = 47,833,386.80 : x
  2. Step 2: Convert to fraction form
    144,862,703.60/217,294,055.40 = 47,833,386.80/x
  3. Step 3: Cross multiply
    144,862,703.60x = 217,294,055.40 × 47,833,386.80
  4. Step 4: Simplify right side
    144,862,703.60x = 10,393,910,601,288,828
  5. Step 5: Solve for x
    x = 10,393,910,601,288,828/144,862,703.60
  6. Step 6: Final answer
    x = 71,750,080.20

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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.