Home / 1,054,294,205.52-1,580,326,292.52-389,881,287.12

Finding the Fourth Proportional to 1,054,294,205.52, 1,580,326,292.52 and 389,881,287.12

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Solution

The fourth proportional to 1,054,294,205.52, 1,580,326,292.52 and 389,881,287.12 is: 584,409,594.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,294,205.52 : 1,580,326,292.52 = 389,881,287.12 : x
  2. Step 2: Convert to fraction form
    1,054,294,205.52/1,580,326,292.52 = 389,881,287.12/x
  3. Step 3: Cross multiply
    1,054,294,205.52x = 1,580,326,292.52 × 389,881,287.12
  4. Step 4: Simplify right side
    1,054,294,205.52x = 616,139,648,997,275,264
  5. Step 5: Solve for x
    x = 616,139,648,997,275,264/1,054,294,205.52
  6. Step 6: Final answer
    x = 584,409,594.37

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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.