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Finding the Fourth Proportional to 469,662,934.40, 704,494,401.60 and 124,615,894.40

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Solution

The fourth proportional to 469,662,934.40, 704,494,401.60 and 124,615,894.40 is: 186,923,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,662,934.40 : 704,494,401.60 = 124,615,894.40 : x
  2. Step 2: Convert to fraction form
    469,662,934.40/704,494,401.60 = 124,615,894.40/x
  3. Step 3: Cross multiply
    469,662,934.40x = 704,494,401.60 × 124,615,894.40
  4. Step 4: Simplify right side
    469,662,934.40x = 87,791,199,955,176,800
  5. Step 5: Solve for x
    x = 87,791,199,955,176,800/469,662,934.40
  6. Step 6: Final answer
    x = 186,923,841.60

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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.