Home / 215,706,985.16-297,681,485.40-132,073,524.50

Finding the Fourth Proportional to 215,706,985.16, 297,681,485.40 and 132,073,524.50

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Solution

The fourth proportional to 215,706,985.16, 297,681,485.40 and 132,073,524.50 is: 182,265,043.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,706,985.16 : 297,681,485.40 = 132,073,524.50 : x
  2. Step 2: Convert to fraction form
    215,706,985.16/297,681,485.40 = 132,073,524.50/x
  3. Step 3: Cross multiply
    215,706,985.16x = 297,681,485.40 × 132,073,524.50
  4. Step 4: Simplify right side
    215,706,985.16x = 39,315,842,953,684,880
  5. Step 5: Solve for x
    x = 39,315,842,953,684,880/215,706,985.16
  6. Step 6: Final answer
    x = 182,265,043.13

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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.