Home / 171,863,312,302.64-237,183,906,182.28-99,624,026,989.28

Finding the Fourth Proportional to 171,863,312,302.64, 237,183,906,182.28 and 99,624,026,989.28

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Solution

The fourth proportional to 171,863,312,302.64, 237,183,906,182.28 and 99,624,026,989.28 is: 137,488,423,528.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,863,312,302.64 : 237,183,906,182.28 = 99,624,026,989.28 : x
  2. Step 2: Convert to fraction form
    171,863,312,302.64/237,183,906,182.28 = 99,624,026,989.28/x
  3. Step 3: Cross multiply
    171,863,312,302.64x = 237,183,906,182.28 × 99,624,026,989.28
  4. Step 4: Simplify right side
    171,863,312,302.64x = 23,629,215,870,926,316,371,968
  5. Step 5: Solve for x
    x = 23,629,215,870,926,316,371,968/171,863,312,302.64
  6. Step 6: Final answer
    x = 137,488,423,528.79

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1.5x scale

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.