Home / 349,282,519.60-523,923,779.40-103,677,061.45

Finding the Fourth Proportional to 349,282,519.60, 523,923,779.40 and 103,677,061.45

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Solution

The fourth proportional to 349,282,519.60, 523,923,779.40 and 103,677,061.45 is: 155,515,592.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,282,519.60 : 523,923,779.40 = 103,677,061.45 : x
  2. Step 2: Convert to fraction form
    349,282,519.60/523,923,779.40 = 103,677,061.45/x
  3. Step 3: Cross multiply
    349,282,519.60x = 523,923,779.40 × 103,677,061.45
  4. Step 4: Simplify right side
    349,282,519.60x = 54,318,877,871,970,040
  5. Step 5: Solve for x
    x = 54,318,877,871,970,040/349,282,519.60
  6. Step 6: Final answer
    x = 155,515,592.18

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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.