Home / 557,373,373.65-768,041,880.75-431,159,124.24

Finding the Fourth Proportional to 557,373,373.65, 768,041,880.75 and 431,159,124.24

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Solution

The fourth proportional to 557,373,373.65, 768,041,880.75 and 431,159,124.24 is: 594,122,863.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,373,373.65 : 768,041,880.75 = 431,159,124.24 : x
  2. Step 2: Convert to fraction form
    557,373,373.65/768,041,880.75 = 431,159,124.24/x
  3. Step 3: Cross multiply
    557,373,373.65x = 768,041,880.75 × 431,159,124.24
  4. Step 4: Simplify right side
    557,373,373.65x = 331,148,264,683,812,544
  5. Step 5: Solve for x
    x = 331,148,264,683,812,544/557,373,373.65
  6. Step 6: Final answer
    x = 594,122,863.31

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Double scale
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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.