Home / 65,203,980.40-97,805,970.60-60,277,106.80

Finding the Fourth Proportional to 65,203,980.40, 97,805,970.60 and 60,277,106.80

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Solution

The fourth proportional to 65,203,980.40, 97,805,970.60 and 60,277,106.80 is: 90,415,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,203,980.40 : 97,805,970.60 = 60,277,106.80 : x
  2. Step 2: Convert to fraction form
    65,203,980.40/97,805,970.60 = 60,277,106.80/x
  3. Step 3: Cross multiply
    65,203,980.40x = 97,805,970.60 × 60,277,106.80
  4. Step 4: Simplify right side
    65,203,980.40x = 5,895,460,935,533,859
  5. Step 5: Solve for x
    x = 5,895,460,935,533,859/65,203,980.40
  6. Step 6: Final answer
    x = 90,415,660.20

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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.