Home / 97,116,862.80-145,651,966.20-56,087,576.40

Finding the Fourth Proportional to 97,116,862.80, 145,651,966.20 and 56,087,576.40

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Solution

The fourth proportional to 97,116,862.80, 145,651,966.20 and 56,087,576.40 is: 84,117,892.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,116,862.80 : 145,651,966.20 = 56,087,576.40 : x
  2. Step 2: Convert to fraction form
    97,116,862.80/145,651,966.20 = 56,087,576.40/x
  3. Step 3: Cross multiply
    97,116,862.80x = 145,651,966.20 × 56,087,576.40
  4. Step 4: Simplify right side
    97,116,862.80x = 8,169,265,782,052,717
  5. Step 5: Solve for x
    x = 8,169,265,782,052,717/97,116,862.80
  6. Step 6: Final answer
    x = 84,117,892.06

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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.