Home / 172,095,728.84-237,490,790.92-93,779,040.16

Finding the Fourth Proportional to 172,095,728.84, 237,490,790.92 and 93,779,040.16

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Solution

The fourth proportional to 172,095,728.84, 237,490,790.92 and 93,779,040.16 is: 129,414,358.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,095,728.84 : 237,490,790.92 = 93,779,040.16 : x
  2. Step 2: Convert to fraction form
    172,095,728.84/237,490,790.92 = 93,779,040.16/x
  3. Step 3: Cross multiply
    172,095,728.84x = 237,490,790.92 × 93,779,040.16
  4. Step 4: Simplify right side
    172,095,728.84x = 22,271,658,419,316,840
  5. Step 5: Solve for x
    x = 22,271,658,419,316,840/172,095,728.84
  6. Step 6: Final answer
    x = 129,414,358.91

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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.