Home / 418,416,005.60-627,624,008.40-237,017,477.60

Finding the Fourth Proportional to 418,416,005.60, 627,624,008.40 and 237,017,477.60

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Solution

The fourth proportional to 418,416,005.60, 627,624,008.40 and 237,017,477.60 is: 355,526,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,416,005.60 : 627,624,008.40 = 237,017,477.60 : x
  2. Step 2: Convert to fraction form
    418,416,005.60/627,624,008.40 = 237,017,477.60/x
  3. Step 3: Cross multiply
    418,416,005.60x = 627,624,008.40 × 237,017,477.60
  4. Step 4: Simplify right side
    418,416,005.60x = 148,757,859,352,169,216
  5. Step 5: Solve for x
    x = 148,757,859,352,169,216/418,416,005.60
  6. Step 6: Final answer
    x = 355,526,216.40

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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.