Home / 740,315,142.72-1,103,854,106.40-719,975,567.04

Finding the Fourth Proportional to 740,315,142.72, 1,103,854,106.40 and 719,975,567.04

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Solution

The fourth proportional to 740,315,142.72, 1,103,854,106.40 and 719,975,567.04 is: 1,073,526,583.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,315,142.72 : 1,103,854,106.40 = 719,975,567.04 : x
  2. Step 2: Convert to fraction form
    740,315,142.72/1,103,854,106.40 = 719,975,567.04/x
  3. Step 3: Cross multiply
    740,315,142.72x = 1,103,854,106.40 × 719,975,567.04
  4. Step 4: Simplify right side
    740,315,142.72x = 794,747,986,184,772,480
  5. Step 5: Solve for x
    x = 794,747,986,184,772,480/740,315,142.72
  6. Step 6: Final answer
    x = 1,073,526,583.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.