Home / 1,668,139,496.40-2,502,209,244.60-1,539,144,987.60

Finding the Fourth Proportional to 1,668,139,496.40, 2,502,209,244.60 and 1,539,144,987.60

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Solution

The fourth proportional to 1,668,139,496.40, 2,502,209,244.60 and 1,539,144,987.60 is: 2,308,717,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,139,496.40 : 2,502,209,244.60 = 1,539,144,987.60 : x
  2. Step 2: Convert to fraction form
    1,668,139,496.40/2,502,209,244.60 = 1,539,144,987.60/x
  3. Step 3: Cross multiply
    1,668,139,496.40x = 2,502,209,244.60 × 1,539,144,987.60
  4. Step 4: Simplify right side
    1,668,139,496.40x = 3,851,262,816,752,472,064
  5. Step 5: Solve for x
    x = 3,851,262,816,752,472,064/1,668,139,496.40
  6. Step 6: Final answer
    x = 2,308,717,481.40

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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.