Home / 255,187,429.04-382,762,627.80-99,712,002.80

Finding the Fourth Proportional to 255,187,429.04, 382,762,627.80 and 99,712,002.80

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Solution

The fourth proportional to 255,187,429.04, 382,762,627.80 and 99,712,002.80 is: 149,560,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,187,429.04 : 382,762,627.80 = 99,712,002.80 : x
  2. Step 2: Convert to fraction form
    255,187,429.04/382,762,627.80 = 99,712,002.80/x
  3. Step 3: Cross multiply
    255,187,429.04x = 382,762,627.80 × 99,712,002.80
  4. Step 4: Simplify right side
    255,187,429.04x = 38,166,028,214,928,960
  5. Step 5: Solve for x
    x = 38,166,028,214,928,960/255,187,429.04
  6. Step 6: Final answer
    x = 149,560,769.35

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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.