Home / 105,349,554.70-157,709,489.02-63,724,460.65

Finding the Fourth Proportional to 105,349,554.70, 157,709,489.02 and 63,724,460.65

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Solution

The fourth proportional to 105,349,554.70, 157,709,489.02 and 63,724,460.65 is: 95,396,246.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,349,554.70 : 157,709,489.02 = 63,724,460.65 : x
  2. Step 2: Convert to fraction form
    105,349,554.70/157,709,489.02 = 63,724,460.65/x
  3. Step 3: Cross multiply
    105,349,554.70x = 157,709,489.02 × 63,724,460.65
  4. Step 4: Simplify right side
    105,349,554.70x = 10,049,952,127,186,598
  5. Step 5: Solve for x
    x = 10,049,952,127,186,598/105,349,554.70
  6. Step 6: Final answer
    x = 95,396,246.86

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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.