Home / 348,872,809.20-523,309,213.80-240,033,692.40

Finding the Fourth Proportional to 348,872,809.20, 523,309,213.80 and 240,033,692.40

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Solution

The fourth proportional to 348,872,809.20, 523,309,213.80 and 240,033,692.40 is: 360,050,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,872,809.20 : 523,309,213.80 = 240,033,692.40 : x
  2. Step 2: Convert to fraction form
    348,872,809.20/523,309,213.80 = 240,033,692.40/x
  3. Step 3: Cross multiply
    348,872,809.20x = 523,309,213.80 × 240,033,692.40
  4. Step 4: Simplify right side
    348,872,809.20x = 125,611,842,855,355,040
  5. Step 5: Solve for x
    x = 125,611,842,855,355,040/348,872,809.20
  6. Step 6: Final answer
    x = 360,050,538.60

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1.5x scale

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.