Home / 509,196,443.91-767,197,235.36-460,069,398.16

Finding the Fourth Proportional to 509,196,443.91, 767,197,235.36 and 460,069,398.16

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Solution

The fourth proportional to 509,196,443.91, 767,197,235.36 and 460,069,398.16 is: 693,178,388.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,196,443.91 : 767,197,235.36 = 460,069,398.16 : x
  2. Step 2: Convert to fraction form
    509,196,443.91/767,197,235.36 = 460,069,398.16/x
  3. Step 3: Cross multiply
    509,196,443.91x = 767,197,235.36 × 460,069,398.16
  4. Step 4: Simplify right side
    509,196,443.91x = 352,963,970,342,091,072
  5. Step 5: Solve for x
    x = 352,963,970,342,091,072/509,196,443.91
  6. Step 6: Final answer
    x = 693,178,388.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.