Home / 153,247,714.74-211,478,895.28-83,633,593.82

Finding the Fourth Proportional to 153,247,714.74, 211,478,895.28 and 83,633,593.82

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Solution

The fourth proportional to 153,247,714.74, 211,478,895.28 and 83,633,593.82 is: 115,412,748.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,247,714.74 : 211,478,895.28 = 83,633,593.82 : x
  2. Step 2: Convert to fraction form
    153,247,714.74/211,478,895.28 = 83,633,593.82/x
  3. Step 3: Cross multiply
    153,247,714.74x = 211,478,895.28 × 83,633,593.82
  4. Step 4: Simplify right side
    153,247,714.74x = 17,686,740,029,349,834
  5. Step 5: Solve for x
    x = 17,686,740,029,349,834/153,247,714.74
  6. Step 6: Final answer
    x = 115,412,748.96

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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.