Home / 1,556,461,806.80-2,334,692,710.20-1,489,287,664.40

Finding the Fourth Proportional to 1,556,461,806.80, 2,334,692,710.20 and 1,489,287,664.40

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Solution

The fourth proportional to 1,556,461,806.80, 2,334,692,710.20 and 1,489,287,664.40 is: 2,233,931,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,461,806.80 : 2,334,692,710.20 = 1,489,287,664.40 : x
  2. Step 2: Convert to fraction form
    1,556,461,806.80/2,334,692,710.20 = 1,489,287,664.40/x
  3. Step 3: Cross multiply
    1,556,461,806.80x = 2,334,692,710.20 × 1,489,287,664.40
  4. Step 4: Simplify right side
    1,556,461,806.80x = 3,477,029,053,465,463,808
  5. Step 5: Solve for x
    x = 3,477,029,053,465,463,808/1,556,461,806.80
  6. Step 6: Final answer
    x = 2,233,931,496.60

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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.