Home / 1,075,706,829,858.40-1,613,843,256,548.90-386,578,454,435.10

Finding the Fourth Proportional to 1,075,706,829,858.40, 1,613,843,256,548.90 and 386,578,454,435.10

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Solution

The fourth proportional to 1,075,706,829,858.40, 1,613,843,256,548.90 and 386,578,454,435.10 is: 579,969,388,034.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,706,829,858.40 : 1,613,843,256,548.90 = 386,578,454,435.10 : x
  2. Step 2: Convert to fraction form
    1,075,706,829,858.40/1,613,843,256,548.90 = 386,578,454,435.10/x
  3. Step 3: Cross multiply
    1,075,706,829,858.40x = 1,613,843,256,548.90 × 386,578,454,435.10
  4. Step 4: Simplify right side
    1,075,706,829,858.40x = 623,877,031,817,182,271,504,384
  5. Step 5: Solve for x
    x = 623,877,031,817,182,271,504,384/1,075,706,829,858.40
  6. Step 6: Final answer
    x = 579,969,388,034.20

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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.