Home / 245,824,225.20-368,736,337.80-168,340,127.40

Finding the Fourth Proportional to 245,824,225.20, 368,736,337.80 and 168,340,127.40

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Solution

The fourth proportional to 245,824,225.20, 368,736,337.80 and 168,340,127.40 is: 252,510,191.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,824,225.20 : 368,736,337.80 = 168,340,127.40 : x
  2. Step 2: Convert to fraction form
    245,824,225.20/368,736,337.80 = 168,340,127.40/x
  3. Step 3: Cross multiply
    245,824,225.20x = 368,736,337.80 × 168,340,127.40
  4. Step 4: Simplify right side
    245,824,225.20x = 62,073,122,082,261,440
  5. Step 5: Solve for x
    x = 62,073,122,082,261,440/245,824,225.20
  6. Step 6: Final answer
    x = 252,510,191.10

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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.