Home / 52,535,999.80-78,803,999.70-28,349,529.40

Finding the Fourth Proportional to 52,535,999.80, 78,803,999.70 and 28,349,529.40

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Solution

The fourth proportional to 52,535,999.80, 78,803,999.70 and 28,349,529.40 is: 42,524,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,535,999.80 : 78,803,999.70 = 28,349,529.40 : x
  2. Step 2: Convert to fraction form
    52,535,999.80/78,803,999.70 = 28,349,529.40/x
  3. Step 3: Cross multiply
    52,535,999.80x = 78,803,999.70 × 28,349,529.40
  4. Step 4: Simplify right side
    52,535,999.80x = 2,234,056,306,332,741.25
  5. Step 5: Solve for x
    x = 2,234,056,306,332,741.25/52,535,999.80
  6. Step 6: Final answer
    x = 42,524,294.10

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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.