Home / 1,417,312,652.40-2,125,968,978.60-1,274,461,311.60

Finding the Fourth Proportional to 1,417,312,652.40, 2,125,968,978.60 and 1,274,461,311.60

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Solution

The fourth proportional to 1,417,312,652.40, 2,125,968,978.60 and 1,274,461,311.60 is: 1,911,691,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,312,652.40 : 2,125,968,978.60 = 1,274,461,311.60 : x
  2. Step 2: Convert to fraction form
    1,417,312,652.40/2,125,968,978.60 = 1,274,461,311.60/x
  3. Step 3: Cross multiply
    1,417,312,652.40x = 2,125,968,978.60 × 1,274,461,311.60
  4. Step 4: Simplify right side
    1,417,312,652.40x = 2,709,465,212,887,468,032
  5. Step 5: Solve for x
    x = 2,709,465,212,887,468,032/1,417,312,652.40
  6. Step 6: Final answer
    x = 1,911,691,967.40

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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.