Home / 187,264,510.56-280,590,022.32-99,733,094.16

Finding the Fourth Proportional to 187,264,510.56, 280,590,022.32 and 99,733,094.16

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Solution

The fourth proportional to 187,264,510.56, 280,590,022.32 and 99,733,094.16 is: 149,436,276.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,264,510.56 : 280,590,022.32 = 99,733,094.16 : x
  2. Step 2: Convert to fraction form
    187,264,510.56/280,590,022.32 = 99,733,094.16/x
  3. Step 3: Cross multiply
    187,264,510.56x = 280,590,022.32 × 99,733,094.16
  4. Step 4: Simplify right side
    187,264,510.56x = 27,984,111,116,397,060
  5. Step 5: Solve for x
    x = 27,984,111,116,397,060/187,264,510.56
  6. Step 6: Final answer
    x = 149,436,276.17

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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.