Home / 906,625,345.60-1,359,938,018.40-293,271,572.80

Finding the Fourth Proportional to 906,625,345.60, 1,359,938,018.40 and 293,271,572.80

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Solution

The fourth proportional to 906,625,345.60, 1,359,938,018.40 and 293,271,572.80 is: 439,907,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,625,345.60 : 1,359,938,018.40 = 293,271,572.80 : x
  2. Step 2: Convert to fraction form
    906,625,345.60/1,359,938,018.40 = 293,271,572.80/x
  3. Step 3: Cross multiply
    906,625,345.60x = 1,359,938,018.40 × 293,271,572.80
  4. Step 4: Simplify right side
    906,625,345.60x = 398,831,161,566,683,392
  5. Step 5: Solve for x
    x = 398,831,161,566,683,392/906,625,345.60
  6. Step 6: Final answer
    x = 439,907,359.20

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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.