Home / 853,884,995.58-1,178,362,301.91-462,744,419.58

Finding the Fourth Proportional to 853,884,995.58, 1,178,362,301.91 and 462,744,419.58

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Solution

The fourth proportional to 853,884,995.58, 1,178,362,301.91 and 462,744,419.58 is: 638,587,845.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,884,995.58 : 1,178,362,301.91 = 462,744,419.58 : x
  2. Step 2: Convert to fraction form
    853,884,995.58/1,178,362,301.91 = 462,744,419.58/x
  3. Step 3: Cross multiply
    853,884,995.58x = 1,178,362,301.91 × 462,744,419.58
  4. Step 4: Simplify right side
    853,884,995.58x = 545,280,579,452,295,680
  5. Step 5: Solve for x
    x = 545,280,579,452,295,680/853,884,995.58
  6. Step 6: Final answer
    x = 638,587,845.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.