Home / 1,374,155,420.80-2,059,889,438.40-1,229,036,598.40

Finding the Fourth Proportional to 1,374,155,420.80, 2,059,889,438.40 and 1,229,036,598.40

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Solution

The fourth proportional to 1,374,155,420.80, 2,059,889,438.40 and 1,229,036,598.40 is: 1,842,353,106.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,155,420.80 : 2,059,889,438.40 = 1,229,036,598.40 : x
  2. Step 2: Convert to fraction form
    1,374,155,420.80/2,059,889,438.40 = 1,229,036,598.40/x
  3. Step 3: Cross multiply
    1,374,155,420.80x = 2,059,889,438.40 × 1,229,036,598.40
  4. Step 4: Simplify right side
    1,374,155,420.80x = 2,531,679,508,451,222,528
  5. Step 5: Solve for x
    x = 2,531,679,508,451,222,528/1,374,155,420.80
  6. Step 6: Final answer
    x = 1,842,353,106.59

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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.