Home / 105,966,566.40-158,823,878.40-95,133,043.20

Finding the Fourth Proportional to 105,966,566.40, 158,823,878.40 and 95,133,043.20

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Solution

The fourth proportional to 105,966,566.40, 158,823,878.40 and 95,133,043.20 is: 142,586,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,966,566.40 : 158,823,878.40 = 95,133,043.20 : x
  2. Step 2: Convert to fraction form
    105,966,566.40/158,823,878.40 = 95,133,043.20/x
  3. Step 3: Cross multiply
    105,966,566.40x = 158,823,878.40 × 95,133,043.20
  4. Step 4: Simplify right side
    105,966,566.40x = 15,109,398,885,018,748
  5. Step 5: Solve for x
    x = 15,109,398,885,018,748/105,966,566.40
  6. Step 6: Final answer
    x = 142,586,472.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.