Home / 780,746,631.20-1,168,852,465.20-758,071,815.20

Finding the Fourth Proportional to 780,746,631.20, 1,168,852,465.20 and 758,071,815.20

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Solution

The fourth proportional to 780,746,631.20, 1,168,852,465.20 and 758,071,815.20 is: 1,134,906,094.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,746,631.20 : 1,168,852,465.20 = 758,071,815.20 : x
  2. Step 2: Convert to fraction form
    780,746,631.20/1,168,852,465.20 = 758,071,815.20/x
  3. Step 3: Cross multiply
    780,746,631.20x = 1,168,852,465.20 × 758,071,815.20
  4. Step 4: Simplify right side
    780,746,631.20x = 886,074,109,995,158,912
  5. Step 5: Solve for x
    x = 886,074,109,995,158,912/780,746,631.20
  6. Step 6: Final answer
    x = 1,134,906,094.48

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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.