Home / 1,706,389,297.60-2,559,583,946.40-1,189,403,492.80

Finding the Fourth Proportional to 1,706,389,297.60, 2,559,583,946.40 and 1,189,403,492.80

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Solution

The fourth proportional to 1,706,389,297.60, 2,559,583,946.40 and 1,189,403,492.80 is: 1,784,105,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,389,297.60 : 2,559,583,946.40 = 1,189,403,492.80 : x
  2. Step 2: Convert to fraction form
    1,706,389,297.60/2,559,583,946.40 = 1,189,403,492.80/x
  3. Step 3: Cross multiply
    1,706,389,297.60x = 2,559,583,946.40 × 1,189,403,492.80
  4. Step 4: Simplify right side
    1,706,389,297.60x = 3,044,378,085,962,968,064
  5. Step 5: Solve for x
    x = 3,044,378,085,962,968,064/1,706,389,297.60
  6. Step 6: Final answer
    x = 1,784,105,239.20

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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.