Home / 393,376,029.60-590,064,044.40-166,411,754.40

Finding the Fourth Proportional to 393,376,029.60, 590,064,044.40 and 166,411,754.40

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Solution

The fourth proportional to 393,376,029.60, 590,064,044.40 and 166,411,754.40 is: 249,617,631.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,376,029.60 : 590,064,044.40 = 166,411,754.40 : x
  2. Step 2: Convert to fraction form
    393,376,029.60/590,064,044.40 = 166,411,754.40/x
  3. Step 3: Cross multiply
    393,376,029.60x = 590,064,044.40 × 166,411,754.40
  4. Step 4: Simplify right side
    393,376,029.60x = 98,193,592,836,963,488
  5. Step 5: Solve for x
    x = 98,193,592,836,963,488/393,376,029.60
  6. Step 6: Final answer
    x = 249,617,631.60

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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.