Home / 158,393,956.80-237,697,223.40-72,087,938.40

Finding the Fourth Proportional to 158,393,956.80, 237,697,223.40 and 72,087,938.40

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Solution

The fourth proportional to 158,393,956.80, 237,697,223.40 and 72,087,938.40 is: 108,180,281.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,393,956.80 : 237,697,223.40 = 72,087,938.40 : x
  2. Step 2: Convert to fraction form
    158,393,956.80/237,697,223.40 = 72,087,938.40/x
  3. Step 3: Cross multiply
    158,393,956.80x = 237,697,223.40 × 72,087,938.40
  4. Step 4: Simplify right side
    158,393,956.80x = 17,135,102,798,310,240
  5. Step 5: Solve for x
    x = 17,135,102,798,310,240/158,393,956.80
  6. Step 6: Final answer
    x = 108,180,281.27

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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.