Home / 1,488,985,234.40-2,233,477,851.60-937,987,205.60

Finding the Fourth Proportional to 1,488,985,234.40, 2,233,477,851.60 and 937,987,205.60

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Solution

The fourth proportional to 1,488,985,234.40, 2,233,477,851.60 and 937,987,205.60 is: 1,406,980,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,985,234.40 : 2,233,477,851.60 = 937,987,205.60 : x
  2. Step 2: Convert to fraction form
    1,488,985,234.40/2,233,477,851.60 = 937,987,205.60/x
  3. Step 3: Cross multiply
    1,488,985,234.40x = 2,233,477,851.60 × 937,987,205.60
  4. Step 4: Simplify right side
    1,488,985,234.40x = 2,094,973,648,791,775,488
  5. Step 5: Solve for x
    x = 2,094,973,648,791,775,488/1,488,985,234.40
  6. Step 6: Final answer
    x = 1,406,980,808.40

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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.