Home / 124,564,146.27-171,895,190.09-68,808,366.72

Finding the Fourth Proportional to 124,564,146.27, 171,895,190.09 and 68,808,366.72

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Solution

The fourth proportional to 124,564,146.27, 171,895,190.09 and 68,808,366.72 is: 94,953,705.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,564,146.27 : 171,895,190.09 = 68,808,366.72 : x
  2. Step 2: Convert to fraction form
    124,564,146.27/171,895,190.09 = 68,808,366.72/x
  3. Step 3: Cross multiply
    124,564,146.27x = 171,895,190.09 × 68,808,366.72
  4. Step 4: Simplify right side
    124,564,146.27x = 11,827,827,276,772,788
  5. Step 5: Solve for x
    x = 11,827,827,276,772,788/124,564,146.27
  6. Step 6: Final answer
    x = 94,953,705.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.