Home / 106,392,574.80-159,357,915-65,327,363.28

Finding the Fourth Proportional to 106,392,574.80, 159,357,915 and 65,327,363.28

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Solution

The fourth proportional to 106,392,574.80, 159,357,915 and 65,327,363.28 is: 97,849,238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,392,574.80 : 159,357,915 = 65,327,363.28 : x
  2. Step 2: Convert to fraction form
    106,392,574.80/159,357,915 = 65,327,363.28/x
  3. Step 3: Cross multiply
    106,392,574.80x = 159,357,915 × 65,327,363.28
  4. Step 4: Simplify right side
    106,392,574.80x = 10,410,432,404,748,362
  5. Step 5: Solve for x
    x = 10,410,432,404,748,362/106,392,574.80
  6. Step 6: Final answer
    x = 97,849,238.30

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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.