Home / 260,235,987,773.11-390,148,683,925.38-164,420,047,095.23

Finding the Fourth Proportional to 260,235,987,773.11, 390,148,683,925.38 and 164,420,047,095.23

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Solution

The fourth proportional to 260,235,987,773.11, 390,148,683,925.38 and 164,420,047,095.23 is: 246,500,361,207.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,235,987,773.11 : 390,148,683,925.38 = 164,420,047,095.23 : x
  2. Step 2: Convert to fraction form
    260,235,987,773.11/390,148,683,925.38 = 164,420,047,095.23/x
  3. Step 3: Cross multiply
    260,235,987,773.11x = 390,148,683,925.38 × 164,420,047,095.23
  4. Step 4: Simplify right side
    260,235,987,773.11x = 64,148,264,985,152,989,429,760
  5. Step 5: Solve for x
    x = 64,148,264,985,152,989,429,760/260,235,987,773.11
  6. Step 6: Final answer
    x = 246,500,361,207.08

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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.