Home / 292,874,178.16-404,172,538.98-160,714,018.72

Finding the Fourth Proportional to 292,874,178.16, 404,172,538.98 and 160,714,018.72

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Solution

The fourth proportional to 292,874,178.16, 404,172,538.98 and 160,714,018.72 is: 221,788,733.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,874,178.16 : 404,172,538.98 = 160,714,018.72 : x
  2. Step 2: Convert to fraction form
    292,874,178.16/404,172,538.98 = 160,714,018.72/x
  3. Step 3: Cross multiply
    292,874,178.16x = 404,172,538.98 × 160,714,018.72
  4. Step 4: Simplify right side
    292,874,178.16x = 64,956,192,993,720,792
  5. Step 5: Solve for x
    x = 64,956,192,993,720,792/292,874,178.16
  6. Step 6: Final answer
    x = 221,788,733.32

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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.