Home / 125,313,482.29-172,923,948.40-69,554,516.21

Finding the Fourth Proportional to 125,313,482.29, 172,923,948.40 and 69,554,516.21

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Solution

The fourth proportional to 125,313,482.29, 172,923,948.40 and 69,554,516.21 is: 95,980,427.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,313,482.29 : 172,923,948.40 = 69,554,516.21 : x
  2. Step 2: Convert to fraction form
    125,313,482.29/172,923,948.40 = 69,554,516.21/x
  3. Step 3: Cross multiply
    125,313,482.29x = 172,923,948.40 × 69,554,516.21
  4. Step 4: Simplify right side
    125,313,482.29x = 12,027,641,572,085,002
  5. Step 5: Solve for x
    x = 12,027,641,572,085,002/125,313,482.29
  6. Step 6: Final answer
    x = 95,980,427.26

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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.