Home / 980,136,386.70-1,470,204,580.05-980,136,386.70

Finding the Fourth Proportional to 980,136,386.70, 1,470,204,580.05 and 980,136,386.70

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Solution

The fourth proportional to 980,136,386.70, 1,470,204,580.05 and 980,136,386.70 is: 1,470,204,580.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,136,386.70 : 1,470,204,580.05 = 980,136,386.70 : x
  2. Step 2: Convert to fraction form
    980,136,386.70/1,470,204,580.05 = 980,136,386.70/x
  3. Step 3: Cross multiply
    980,136,386.70x = 1,470,204,580.05 × 980,136,386.70
  4. Step 4: Simplify right side
    980,136,386.70x = 1,441,001,004,799,997,952
  5. Step 5: Solve for x
    x = 1,441,001,004,799,997,952/980,136,386.70
  6. Step 6: Final answer
    x = 1,470,204,580.05

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1.5x scale

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.