Home / 1,557,973,828.40-2,336,960,742.60-977,498,538.80

Finding the Fourth Proportional to 1,557,973,828.40, 2,336,960,742.60 and 977,498,538.80

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Solution

The fourth proportional to 1,557,973,828.40, 2,336,960,742.60 and 977,498,538.80 is: 1,466,247,808.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,973,828.40 : 2,336,960,742.60 = 977,498,538.80 : x
  2. Step 2: Convert to fraction form
    1,557,973,828.40/2,336,960,742.60 = 977,498,538.80/x
  3. Step 3: Cross multiply
    1,557,973,828.40x = 2,336,960,742.60 × 977,498,538.80
  4. Step 4: Simplify right side
    1,557,973,828.40x = 2,284,375,711,124,462,592
  5. Step 5: Solve for x
    x = 2,284,375,711,124,462,592/1,557,973,828.40
  6. Step 6: Final answer
    x = 1,466,247,808.20

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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.