Home / 1,911,186,575.10-2,863,859,494.02-1,287,094,151.16

Finding the Fourth Proportional to 1,911,186,575.10, 2,863,859,494.02 and 1,287,094,151.16

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Solution

The fourth proportional to 1,911,186,575.10, 2,863,859,494.02 and 1,287,094,151.16 is: 1,928,674,496.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,186,575.10 : 2,863,859,494.02 = 1,287,094,151.16 : x
  2. Step 2: Convert to fraction form
    1,911,186,575.10/2,863,859,494.02 = 1,287,094,151.16/x
  3. Step 3: Cross multiply
    1,911,186,575.10x = 2,863,859,494.02 × 1,287,094,151.16
  4. Step 4: Simplify right side
    1,911,186,575.10x = 3,686,056,804,497,179,136
  5. Step 5: Solve for x
    x = 3,686,056,804,497,179,136/1,911,186,575.10
  6. Step 6: Final answer
    x = 1,928,674,496.00

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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.