Home / 186,615,732.30-257,535,895.80-101,847,492.82

Finding the Fourth Proportional to 186,615,732.30, 257,535,895.80 and 101,847,492.82

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Solution

The fourth proportional to 186,615,732.30, 257,535,895.80 and 101,847,492.82 is: 140,552,915.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,615,732.30 : 257,535,895.80 = 101,847,492.82 : x
  2. Step 2: Convert to fraction form
    186,615,732.30/257,535,895.80 = 101,847,492.82/x
  3. Step 3: Cross multiply
    186,615,732.30x = 257,535,895.80 × 101,847,492.82
  4. Step 4: Simplify right side
    186,615,732.30x = 26,229,385,298,382,768
  5. Step 5: Solve for x
    x = 26,229,385,298,382,768/186,615,732.30
  6. Step 6: Final answer
    x = 140,552,915.74

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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.