Home / 48,402,000.30-72,603,000.45-12,500,208.30

Finding the Fourth Proportional to 48,402,000.30, 72,603,000.45 and 12,500,208.30

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Solution

The fourth proportional to 48,402,000.30, 72,603,000.45 and 12,500,208.30 is: 18,750,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,402,000.30 : 72,603,000.45 = 12,500,208.30 : x
  2. Step 2: Convert to fraction form
    48,402,000.30/72,603,000.45 = 12,500,208.30/x
  3. Step 3: Cross multiply
    48,402,000.30x = 72,603,000.45 × 12,500,208.30
  4. Step 4: Simplify right side
    48,402,000.30x = 907,552,628,829,993.88
  5. Step 5: Solve for x
    x = 907,552,628,829,993.88/48,402,000.30
  6. Step 6: Final answer
    x = 18,750,312.45

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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.