Home / 56,376,401.80-84,564,602.70-39,937,160.20

Finding the Fourth Proportional to 56,376,401.80, 84,564,602.70 and 39,937,160.20

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Solution

The fourth proportional to 56,376,401.80, 84,564,602.70 and 39,937,160.20 is: 59,905,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,376,401.80 : 84,564,602.70 = 39,937,160.20 : x
  2. Step 2: Convert to fraction form
    56,376,401.80/84,564,602.70 = 39,937,160.20/x
  3. Step 3: Cross multiply
    56,376,401.80x = 84,564,602.70 × 39,937,160.20
  4. Step 4: Simplify right side
    56,376,401.80x = 3,377,270,085,279,253
  5. Step 5: Solve for x
    x = 3,377,270,085,279,253/56,376,401.80
  6. Step 6: Final answer
    x = 59,905,740.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.