Home / 240,136,572,507.63-360,192,172,567.74-78,766,723,055.94

Finding the Fourth Proportional to 240,136,572,507.63, 360,192,172,567.74 and 78,766,723,055.94

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Solution

The fourth proportional to 240,136,572,507.63, 360,192,172,567.74 and 78,766,723,055.94 is: 118,145,923,410.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,136,572,507.63 : 360,192,172,567.74 = 78,766,723,055.94 : x
  2. Step 2: Convert to fraction form
    240,136,572,507.63/360,192,172,567.74 = 78,766,723,055.94/x
  3. Step 3: Cross multiply
    240,136,572,507.63x = 360,192,172,567.74 × 78,766,723,055.94
  4. Step 4: Simplify right side
    240,136,572,507.63x = 28,371,157,103,559,443,480,576
  5. Step 5: Solve for x
    x = 28,371,157,103,559,443,480,576/240,136,572,507.63
  6. Step 6: Final answer
    x = 118,145,923,410.55

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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.