Home / 201,906,017.60-302,859,026.40-144,575,124.80

Finding the Fourth Proportional to 201,906,017.60, 302,859,026.40 and 144,575,124.80

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Solution

The fourth proportional to 201,906,017.60, 302,859,026.40 and 144,575,124.80 is: 216,862,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,906,017.60 : 302,859,026.40 = 144,575,124.80 : x
  2. Step 2: Convert to fraction form
    201,906,017.60/302,859,026.40 = 144,575,124.80/x
  3. Step 3: Cross multiply
    201,906,017.60x = 302,859,026.40 × 144,575,124.80
  4. Step 4: Simplify right side
    201,906,017.60x = 43,785,881,538,586,496
  5. Step 5: Solve for x
    x = 43,785,881,538,586,496/201,906,017.60
  6. Step 6: Final answer
    x = 216,862,687.20

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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.