Home / 806,329,125.60-1,209,717,637.20-346,487,589.60

Finding the Fourth Proportional to 806,329,125.60, 1,209,717,637.20 and 346,487,589.60

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Solution

The fourth proportional to 806,329,125.60, 1,209,717,637.20 and 346,487,589.60 is: 519,827,617.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,329,125.60 : 1,209,717,637.20 = 346,487,589.60 : x
  2. Step 2: Convert to fraction form
    806,329,125.60/1,209,717,637.20 = 346,487,589.60/x
  3. Step 3: Cross multiply
    806,329,125.60x = 1,209,717,637.20 × 346,487,589.60
  4. Step 4: Simplify right side
    806,329,125.60x = 419,152,148,210,035,328
  5. Step 5: Solve for x
    x = 419,152,148,210,035,328/806,329,125.60
  6. Step 6: Final answer
    x = 519,827,617.41

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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.