Home / 1,556,461,808.55-2,334,692,712.83-1,489,287,666.15

Finding the Fourth Proportional to 1,556,461,808.55, 2,334,692,712.83 and 1,489,287,666.15

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Solution

The fourth proportional to 1,556,461,808.55, 2,334,692,712.83 and 1,489,287,666.15 is: 2,233,931,499.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,461,808.55 : 2,334,692,712.83 = 1,489,287,666.15 : x
  2. Step 2: Convert to fraction form
    1,556,461,808.55/2,334,692,712.83 = 1,489,287,666.15/x
  3. Step 3: Cross multiply
    1,556,461,808.55x = 2,334,692,712.83 × 1,489,287,666.15
  4. Step 4: Simplify right side
    1,556,461,808.55x = 3,477,029,061,460,556,288
  5. Step 5: Solve for x
    x = 3,477,029,061,460,556,288/1,556,461,808.55
  6. Step 6: Final answer
    x = 2,233,931,499.23

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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.