Home / 781,832,760.68-1,170,963,048.90-373,175,889.32

Finding the Fourth Proportional to 781,832,760.68, 1,170,963,048.90 and 373,175,889.32

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Solution

The fourth proportional to 781,832,760.68, 1,170,963,048.90 and 373,175,889.32 is: 558,911,315.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,832,760.68 : 1,170,963,048.90 = 373,175,889.32 : x
  2. Step 2: Convert to fraction form
    781,832,760.68/1,170,963,048.90 = 373,175,889.32/x
  3. Step 3: Cross multiply
    781,832,760.68x = 1,170,963,048.90 × 373,175,889.32
  4. Step 4: Simplify right side
    781,832,760.68x = 436,975,177,134,116,160
  5. Step 5: Solve for x
    x = 436,975,177,134,116,160/781,832,760.68
  6. Step 6: Final answer
    x = 558,911,315.96

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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.