Home / 1,418,314,697.33-2,125,779,444.06-660,118,905.86

Finding the Fourth Proportional to 1,418,314,697.33, 2,125,779,444.06 and 660,118,905.86

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Solution

The fourth proportional to 1,418,314,697.33, 2,125,779,444.06 and 660,118,905.86 is: 989,390,579.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,314,697.33 : 2,125,779,444.06 = 660,118,905.86 : x
  2. Step 2: Convert to fraction form
    1,418,314,697.33/2,125,779,444.06 = 660,118,905.86/x
  3. Step 3: Cross multiply
    1,418,314,697.33x = 2,125,779,444.06 × 660,118,905.86
  4. Step 4: Simplify right side
    1,418,314,697.33x = 1,403,267,200,701,937,408
  5. Step 5: Solve for x
    x = 1,403,267,200,701,937,408/1,418,314,697.33
  6. Step 6: Final answer
    x = 989,390,579.78

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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.