Home / 45,190,271.70-67,785,407.55-39,521,567.70

Finding the Fourth Proportional to 45,190,271.70, 67,785,407.55 and 39,521,567.70

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Solution

The fourth proportional to 45,190,271.70, 67,785,407.55 and 39,521,567.70 is: 59,282,351.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,190,271.70 : 67,785,407.55 = 39,521,567.70 : x
  2. Step 2: Convert to fraction form
    45,190,271.70/67,785,407.55 = 39,521,567.70/x
  3. Step 3: Cross multiply
    45,190,271.70x = 67,785,407.55 × 39,521,567.70
  4. Step 4: Simplify right side
    45,190,271.70x = 2,678,985,573,559,416
  5. Step 5: Solve for x
    x = 2,678,985,573,559,416/45,190,271.70
  6. Step 6: Final answer
    x = 59,282,351.55

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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.