Home / 291,100,663,244.65-436,659,890,456.43-99,870,018,466.00

Finding the Fourth Proportional to 291,100,663,244.65, 436,659,890,456.43 and 99,870,018,466.00

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Solution

The fourth proportional to 291,100,663,244.65, 436,659,890,456.43 and 99,870,018,466.00 is: 149,808,079,573.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,100,663,244.65 : 436,659,890,456.43 = 99,870,018,466.00 : x
  2. Step 2: Convert to fraction form
    291,100,663,244.65/436,659,890,456.43 = 99,870,018,466.00/x
  3. Step 3: Cross multiply
    291,100,663,244.65x = 436,659,890,456.43 × 99,870,018,466.00
  4. Step 4: Simplify right side
    291,100,663,244.65x = 43,609,231,323,243,887,984,640
  5. Step 5: Solve for x
    x = 43,609,231,323,243,887,984,640/291,100,663,244.65
  6. Step 6: Final answer
    x = 149,808,079,573.47

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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.