Home / 1,102,248,048.60-1,653,372,072.90-325,824,557.40

Finding the Fourth Proportional to 1,102,248,048.60, 1,653,372,072.90 and 325,824,557.40

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Solution

The fourth proportional to 1,102,248,048.60, 1,653,372,072.90 and 325,824,557.40 is: 488,736,836.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,248,048.60 : 1,653,372,072.90 = 325,824,557.40 : x
  2. Step 2: Convert to fraction form
    1,102,248,048.60/1,653,372,072.90 = 325,824,557.40/x
  3. Step 3: Cross multiply
    1,102,248,048.60x = 1,653,372,072.90 × 325,824,557.40
  4. Step 4: Simplify right side
    1,102,248,048.60x = 538,709,223,870,163,008
  5. Step 5: Solve for x
    x = 538,709,223,870,163,008/1,102,248,048.60
  6. Step 6: Final answer
    x = 488,736,836.10

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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.