Home / 1,133,205,780.07-1,563,830,179.93-657,178,386.31

Finding the Fourth Proportional to 1,133,205,780.07, 1,563,830,179.93 and 657,178,386.31

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Solution

The fourth proportional to 1,133,205,780.07, 1,563,830,179.93 and 657,178,386.31 is: 906,909,770.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,205,780.07 : 1,563,830,179.93 = 657,178,386.31 : x
  2. Step 2: Convert to fraction form
    1,133,205,780.07/1,563,830,179.93 = 657,178,386.31/x
  3. Step 3: Cross multiply
    1,133,205,780.07x = 1,563,830,179.93 × 657,178,386.31
  4. Step 4: Simplify right side
    1,133,205,780.07x = 1,027,715,394,112,067,712
  5. Step 5: Solve for x
    x = 1,027,715,394,112,067,712/1,133,205,780.07
  6. Step 6: Final answer
    x = 906,909,770.66

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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.