Home / 103,552,026.90-155,328,040.35-101,536,487.70

Finding the Fourth Proportional to 103,552,026.90, 155,328,040.35 and 101,536,487.70

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Solution

The fourth proportional to 103,552,026.90, 155,328,040.35 and 101,536,487.70 is: 152,304,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,552,026.90 : 155,328,040.35 = 101,536,487.70 : x
  2. Step 2: Convert to fraction form
    103,552,026.90/155,328,040.35 = 101,536,487.70/x
  3. Step 3: Cross multiply
    103,552,026.90x = 155,328,040.35 × 101,536,487.70
  4. Step 4: Simplify right side
    103,552,026.90x = 15,771,463,658,462,878
  5. Step 5: Solve for x
    x = 15,771,463,658,462,878/103,552,026.90
  6. Step 6: Final answer
    x = 152,304,731.55

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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.