Home / 1,075,706,829,814.30-1,613,843,256,482.80-386,578,454,391.05

Finding the Fourth Proportional to 1,075,706,829,814.30, 1,613,843,256,482.80 and 386,578,454,391.05

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Solution

The fourth proportional to 1,075,706,829,814.30, 1,613,843,256,482.80 and 386,578,454,391.05 is: 579,969,387,968.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,706,829,814.30 : 1,613,843,256,482.80 = 386,578,454,391.05 : x
  2. Step 2: Convert to fraction form
    1,075,706,829,814.30/1,613,843,256,482.80 = 386,578,454,391.05/x
  3. Step 3: Cross multiply
    1,075,706,829,814.30x = 1,613,843,256,482.80 × 386,578,454,391.05
  4. Step 4: Simplify right side
    1,075,706,829,814.30x = 623,877,031,720,539,735,982,080
  5. Step 5: Solve for x
    x = 623,877,031,720,539,735,982,080/1,075,706,829,814.30
  6. Step 6: Final answer
    x = 579,969,387,968.13

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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.