Home / 152,656,883.49-210,666,339.81-83,042,098.32

Finding the Fourth Proportional to 152,656,883.49, 210,666,339.81 and 83,042,098.32

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Solution

The fourth proportional to 152,656,883.49, 210,666,339.81 and 83,042,098.32 is: 114,598,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,656,883.49 : 210,666,339.81 = 83,042,098.32 : x
  2. Step 2: Convert to fraction form
    152,656,883.49/210,666,339.81 = 83,042,098.32/x
  3. Step 3: Cross multiply
    152,656,883.49x = 210,666,339.81 × 83,042,098.32
  4. Step 4: Simplify right side
    152,656,883.49x = 17,494,174,903,216,548
  5. Step 5: Solve for x
    x = 17,494,174,903,216,548/152,656,883.49
  6. Step 6: Final answer
    x = 114,598,008.97

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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.