Home / 358,161,504.30-537,242,256.45-99,376,224.30

Finding the Fourth Proportional to 358,161,504.30, 537,242,256.45 and 99,376,224.30

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Solution

The fourth proportional to 358,161,504.30, 537,242,256.45 and 99,376,224.30 is: 149,064,336.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,161,504.30 : 537,242,256.45 = 99,376,224.30 : x
  2. Step 2: Convert to fraction form
    358,161,504.30/537,242,256.45 = 99,376,224.30/x
  3. Step 3: Cross multiply
    358,161,504.30x = 537,242,256.45 × 99,376,224.30
  4. Step 4: Simplify right side
    358,161,504.30x = 53,389,106,980,413,328
  5. Step 5: Solve for x
    x = 53,389,106,980,413,328/358,161,504.30
  6. Step 6: Final answer
    x = 149,064,336.45

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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.