Home / 152,254,077.03-210,105,000.16-82,637,963.24

Finding the Fourth Proportional to 152,254,077.03, 210,105,000.16 and 82,637,963.24

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Solution

The fourth proportional to 152,254,077.03, 210,105,000.16 and 82,637,963.24 is: 114,037,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,254,077.03 : 210,105,000.16 = 82,637,963.24 : x
  2. Step 2: Convert to fraction form
    152,254,077.03/210,105,000.16 = 82,637,963.24/x
  3. Step 3: Cross multiply
    152,254,077.03x = 210,105,000.16 × 82,637,963.24
  4. Step 4: Simplify right side
    152,254,077.03x = 17,362,649,278,970,404
  5. Step 5: Solve for x
    x = 17,362,649,278,970,404/152,254,077.03
  6. Step 6: Final answer
    x = 114,037,335.60

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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.