Home / 960,279,746.93-1,325,187,443.45-520,246,598.93

Finding the Fourth Proportional to 960,279,746.93, 1,325,187,443.45 and 520,246,598.93

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Solution

The fourth proportional to 960,279,746.93, 1,325,187,443.45 and 520,246,598.93 is: 717,941,061.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,279,746.93 : 1,325,187,443.45 = 520,246,598.93 : x
  2. Step 2: Convert to fraction form
    960,279,746.93/1,325,187,443.45 = 520,246,598.93/x
  3. Step 3: Cross multiply
    960,279,746.93x = 1,325,187,443.45 × 520,246,598.93
  4. Step 4: Simplify right side
    960,279,746.93x = 689,424,260,397,003,008
  5. Step 5: Solve for x
    x = 689,424,260,397,003,008/960,279,746.93
  6. Step 6: Final answer
    x = 717,941,061.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.