Home / 257,329,154,233.20-385,993,731,349.80-173,740,712,530.80

Finding the Fourth Proportional to 257,329,154,233.20, 385,993,731,349.80 and 173,740,712,530.80

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Solution

The fourth proportional to 257,329,154,233.20, 385,993,731,349.80 and 173,740,712,530.80 is: 260,611,068,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,329,154,233.20 : 385,993,731,349.80 = 173,740,712,530.80 : x
  2. Step 2: Convert to fraction form
    257,329,154,233.20/385,993,731,349.80 = 173,740,712,530.80/x
  3. Step 3: Cross multiply
    257,329,154,233.20x = 385,993,731,349.80 × 173,740,712,530.80
  4. Step 4: Simplify right side
    257,329,154,233.20x = 67,062,825,917,136,439,869,440
  5. Step 5: Solve for x
    x = 67,062,825,917,136,439,869,440/257,329,154,233.20
  6. Step 6: Final answer
    x = 260,611,068,796.20

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1.5x scale

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.