Home / 1,223,739,759.47-1,835,607,345.12-383,446,835.64

Finding the Fourth Proportional to 1,223,739,759.47, 1,835,607,345.12 and 383,446,835.64

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Solution

The fourth proportional to 1,223,739,759.47, 1,835,607,345.12 and 383,446,835.64 is: 575,169,534.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,739,759.47 : 1,835,607,345.12 = 383,446,835.64 : x
  2. Step 2: Convert to fraction form
    1,223,739,759.47/1,835,607,345.12 = 383,446,835.64/x
  3. Step 3: Cross multiply
    1,223,739,759.47x = 1,835,607,345.12 × 383,446,835.64
  4. Step 4: Simplify right side
    1,223,739,759.47x = 703,857,827,963,805,312
  5. Step 5: Solve for x
    x = 703,857,827,963,805,312/1,223,739,759.47
  6. Step 6: Final answer
    x = 575,169,534.63

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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.