Home / 684,247,729.07-1,026,411,102.95-264,071,281.48

Finding the Fourth Proportional to 684,247,729.07, 1,026,411,102.95 and 264,071,281.48

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Solution

The fourth proportional to 684,247,729.07, 1,026,411,102.95 and 264,071,281.48 is: 396,122,170.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,247,729.07 : 1,026,411,102.95 = 264,071,281.48 : x
  2. Step 2: Convert to fraction form
    684,247,729.07/1,026,411,102.95 = 264,071,281.48/x
  3. Step 3: Cross multiply
    684,247,729.07x = 1,026,411,102.95 × 264,071,281.48
  4. Step 4: Simplify right side
    684,247,729.07x = 271,045,695,277,420,320
  5. Step 5: Solve for x
    x = 271,045,695,277,420,320/684,247,729.07
  6. Step 6: Final answer
    x = 396,122,170.03

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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.