Home / 1,177,418,567.51-1,624,764,412.17-648,752,968.92

Finding the Fourth Proportional to 1,177,418,567.51, 1,624,764,412.17 and 648,752,968.92

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Solution

The fourth proportional to 1,177,418,567.51, 1,624,764,412.17 and 648,752,968.92 is: 895,238,758.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,418,567.51 : 1,624,764,412.17 = 648,752,968.92 : x
  2. Step 2: Convert to fraction form
    1,177,418,567.51/1,624,764,412.17 = 648,752,968.92/x
  3. Step 3: Cross multiply
    1,177,418,567.51x = 1,624,764,412.17 × 648,752,968.92
  4. Step 4: Simplify right side
    1,177,418,567.51x = 1,054,070,736,190,846,080
  5. Step 5: Solve for x
    x = 1,054,070,736,190,846,080/1,177,418,567.51
  6. Step 6: Final answer
    x = 895,238,758.15

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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.