Home / 307,877,002.40-461,171,650.80-144,254,410.40

Finding the Fourth Proportional to 307,877,002.40, 461,171,650.80 and 144,254,410.40

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Solution

The fourth proportional to 307,877,002.40, 461,171,650.80 and 144,254,410.40 is: 216,079,941.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,877,002.40 : 461,171,650.80 = 144,254,410.40 : x
  2. Step 2: Convert to fraction form
    307,877,002.40/461,171,650.80 = 144,254,410.40/x
  3. Step 3: Cross multiply
    307,877,002.40x = 461,171,650.80 × 144,254,410.40
  4. Step 4: Simplify right side
    307,877,002.40x = 66,526,044,579,348,696
  5. Step 5: Solve for x
    x = 66,526,044,579,348,696/307,877,002.40
  6. Step 6: Final answer
    x = 216,079,941.21

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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.