Home / 310,307,823.90-465,461,735.85-284,105,814.30

Finding the Fourth Proportional to 310,307,823.90, 465,461,735.85 and 284,105,814.30

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Solution

The fourth proportional to 310,307,823.90, 465,461,735.85 and 284,105,814.30 is: 426,158,721.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,307,823.90 : 465,461,735.85 = 284,105,814.30 : x
  2. Step 2: Convert to fraction form
    310,307,823.90/465,461,735.85 = 284,105,814.30/x
  3. Step 3: Cross multiply
    310,307,823.90x = 465,461,735.85 × 284,105,814.30
  4. Step 4: Simplify right side
    310,307,823.90x = 132,240,385,489,155,760
  5. Step 5: Solve for x
    x = 132,240,385,489,155,760/310,307,823.90
  6. Step 6: Final answer
    x = 426,158,721.45

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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.