Home / 187,272,024.40-280,908,036.60-154,960,411.60

Finding the Fourth Proportional to 187,272,024.40, 280,908,036.60 and 154,960,411.60

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Solution

The fourth proportional to 187,272,024.40, 280,908,036.60 and 154,960,411.60 is: 232,440,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,272,024.40 : 280,908,036.60 = 154,960,411.60 : x
  2. Step 2: Convert to fraction form
    187,272,024.40/280,908,036.60 = 154,960,411.60/x
  3. Step 3: Cross multiply
    187,272,024.40x = 280,908,036.60 × 154,960,411.60
  4. Step 4: Simplify right side
    187,272,024.40x = 43,529,624,973,283,864
  5. Step 5: Solve for x
    x = 43,529,624,973,283,864/187,272,024.40
  6. Step 6: Final answer
    x = 232,440,617.40

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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.