Home / 65,182,397.20-97,661,621.40-31,030,205.20

Finding the Fourth Proportional to 65,182,397.20, 97,661,621.40 and 31,030,205.20

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Solution

The fourth proportional to 65,182,397.20, 97,661,621.40 and 31,030,205.20 is: 46,492,002.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,182,397.20 : 97,661,621.40 = 31,030,205.20 : x
  2. Step 2: Convert to fraction form
    65,182,397.20/97,661,621.40 = 31,030,205.20/x
  3. Step 3: Cross multiply
    65,182,397.20x = 97,661,621.40 × 31,030,205.20
  4. Step 4: Simplify right side
    65,182,397.20x = 3,030,460,152,206,711.50
  5. Step 5: Solve for x
    x = 3,030,460,152,206,711.50/65,182,397.20
  6. Step 6: Final answer
    x = 46,492,002.17

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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.