Home / 2,175,390,851,454-3,002,048,708,098.80-1,186,621,513,649.50

Finding the Fourth Proportional to 2,175,390,851,454, 3,002,048,708,098.80 and 1,186,621,513,649.50

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Solution

The fourth proportional to 2,175,390,851,454, 3,002,048,708,098.80 and 1,186,621,513,649.50 is: 1,637,542,779,805.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,390,851,454 : 3,002,048,708,098.80 = 1,186,621,513,649.50 : x
  2. Step 2: Convert to fraction form
    2,175,390,851,454/3,002,048,708,098.80 = 1,186,621,513,649.50/x
  3. Step 3: Cross multiply
    2,175,390,851,454x = 3,002,048,708,098.80 × 1,186,621,513,649.50
  4. Step 4: Simplify right side
    2,175,390,851,454x = 3,562,295,582,053,723,635,974,144
  5. Step 5: Solve for x
    x = 3,562,295,582,053,723,635,974,144/2,175,390,851,454
  6. Step 6: Final answer
    x = 1,637,542,779,805.63

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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.