Home / 65,574,335.70-98,361,503.55-20,130,225.30

Finding the Fourth Proportional to 65,574,335.70, 98,361,503.55 and 20,130,225.30

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Solution

The fourth proportional to 65,574,335.70, 98,361,503.55 and 20,130,225.30 is: 30,195,337.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,574,335.70 : 98,361,503.55 = 20,130,225.30 : x
  2. Step 2: Convert to fraction form
    65,574,335.70/98,361,503.55 = 20,130,225.30/x
  3. Step 3: Cross multiply
    65,574,335.70x = 98,361,503.55 × 20,130,225.30
  4. Step 4: Simplify right side
    65,574,335.70x = 1,980,039,227,308,249.75
  5. Step 5: Solve for x
    x = 1,980,039,227,308,249.75/65,574,335.70
  6. Step 6: Final answer
    x = 30,195,337.95

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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.