Home / 409,436,699.40-614,155,049.10-293,210,552.70

Finding the Fourth Proportional to 409,436,699.40, 614,155,049.10 and 293,210,552.70

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Solution

The fourth proportional to 409,436,699.40, 614,155,049.10 and 293,210,552.70 is: 439,815,829.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,436,699.40 : 614,155,049.10 = 293,210,552.70 : x
  2. Step 2: Convert to fraction form
    409,436,699.40/614,155,049.10 = 293,210,552.70/x
  3. Step 3: Cross multiply
    409,436,699.40x = 614,155,049.10 × 293,210,552.70
  4. Step 4: Simplify right side
    409,436,699.40x = 180,076,741,390,106,624
  5. Step 5: Solve for x
    x = 180,076,741,390,106,624/409,436,699.40
  6. Step 6: Final answer
    x = 439,815,829.05

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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.