Home / 152,502,335.70-210,455,353.89-82,887,695.70

Finding the Fourth Proportional to 152,502,335.70, 210,455,353.89 and 82,887,695.70

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Solution

The fourth proportional to 152,502,335.70, 210,455,353.89 and 82,887,695.70 is: 114,386,178.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,502,335.70 : 210,455,353.89 = 82,887,695.70 : x
  2. Step 2: Convert to fraction form
    152,502,335.70/210,455,353.89 = 82,887,695.70/x
  3. Step 3: Cross multiply
    152,502,335.70x = 210,455,353.89 × 82,887,695.70
  4. Step 4: Simplify right side
    152,502,335.70x = 17,444,159,331,670,130
  5. Step 5: Solve for x
    x = 17,444,159,331,670,130/152,502,335.70
  6. Step 6: Final answer
    x = 114,386,178.10

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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.