Home / 412,547,374.56-569,326,145.40-226,913,261.52

Finding the Fourth Proportional to 412,547,374.56, 569,326,145.40 and 226,913,261.52

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Solution

The fourth proportional to 412,547,374.56, 569,326,145.40 and 226,913,261.52 is: 313,146,223.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,547,374.56 : 569,326,145.40 = 226,913,261.52 : x
  2. Step 2: Convert to fraction form
    412,547,374.56/569,326,145.40 = 226,913,261.52/x
  3. Step 3: Cross multiply
    412,547,374.56x = 569,326,145.40 × 226,913,261.52
  4. Step 4: Simplify right side
    412,547,374.56x = 129,187,652,521,323,744
  5. Step 5: Solve for x
    x = 129,187,652,521,323,744/412,547,374.56
  6. Step 6: Final answer
    x = 313,146,223.90

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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.