Home / 579,702,410.30-869,255,746.05-170,705,416.70

Finding the Fourth Proportional to 579,702,410.30, 869,255,746.05 and 170,705,416.70

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Solution

The fourth proportional to 579,702,410.30, 869,255,746.05 and 170,705,416.70 is: 255,970,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,702,410.30 : 869,255,746.05 = 170,705,416.70 : x
  2. Step 2: Convert to fraction form
    579,702,410.30/869,255,746.05 = 170,705,416.70/x
  3. Step 3: Cross multiply
    579,702,410.30x = 869,255,746.05 × 170,705,416.70
  4. Step 4: Simplify right side
    579,702,410.30x = 148,386,664,348,334,624
  5. Step 5: Solve for x
    x = 148,386,664,348,334,624/579,702,410.30
  6. Step 6: Final answer
    x = 255,970,411.22

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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.