Home / 1,455,779,971.40-2,183,669,957.10-473,204,611.40

Finding the Fourth Proportional to 1,455,779,971.40, 2,183,669,957.10 and 473,204,611.40

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Solution

The fourth proportional to 1,455,779,971.40, 2,183,669,957.10 and 473,204,611.40 is: 709,806,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,779,971.40 : 2,183,669,957.10 = 473,204,611.40 : x
  2. Step 2: Convert to fraction form
    1,455,779,971.40/2,183,669,957.10 = 473,204,611.40/x
  3. Step 3: Cross multiply
    1,455,779,971.40x = 2,183,669,957.10 × 473,204,611.40
  4. Step 4: Simplify right side
    1,455,779,971.40x = 1,033,322,693,475,360,128
  5. Step 5: Solve for x
    x = 1,033,322,693,475,360,128/1,455,779,971.40
  6. Step 6: Final answer
    x = 709,806,917.10

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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.