Home / 65,799,341.76-90,804,477-36,031,240.02

Finding the Fourth Proportional to 65,799,341.76, 90,804,477 and 36,031,240.02

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Solution

The fourth proportional to 65,799,341.76, 90,804,477 and 36,031,240.02 is: 49,723,869.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,799,341.76 : 90,804,477 = 36,031,240.02 : x
  2. Step 2: Convert to fraction form
    65,799,341.76/90,804,477 = 36,031,240.02/x
  3. Step 3: Cross multiply
    65,799,341.76x = 90,804,477 × 36,031,240.02
  4. Step 4: Simplify right side
    65,799,341.76x = 3,271,797,905,677,570
  5. Step 5: Solve for x
    x = 3,271,797,905,677,570/65,799,341.76
  6. Step 6: Final answer
    x = 49,723,869.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.