Home / 1,075,706,829,818.10-1,613,843,256,488.40-386,578,454,394.94

Finding the Fourth Proportional to 1,075,706,829,818.10, 1,613,843,256,488.40 and 386,578,454,394.94

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Solution

The fourth proportional to 1,075,706,829,818.10, 1,613,843,256,488.40 and 386,578,454,394.94 is: 579,969,387,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,706,829,818.10 : 1,613,843,256,488.40 = 386,578,454,394.94 : x
  2. Step 2: Convert to fraction form
    1,075,706,829,818.10/1,613,843,256,488.40 = 386,578,454,394.94/x
  3. Step 3: Cross multiply
    1,075,706,829,818.10x = 1,613,843,256,488.40 × 386,578,454,394.94
  4. Step 4: Simplify right side
    1,075,706,829,818.10x = 623,877,031,728,982,299,508,736
  5. Step 5: Solve for x
    x = 623,877,031,728,982,299,508,736/1,075,706,829,818.10
  6. Step 6: Final answer
    x = 579,969,387,973.93

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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.