Home / 1,748,507,485.80-2,622,761,228.70-712,803,772.20

Finding the Fourth Proportional to 1,748,507,485.80, 2,622,761,228.70 and 712,803,772.20

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Solution

The fourth proportional to 1,748,507,485.80, 2,622,761,228.70 and 712,803,772.20 is: 1,069,205,658.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748,507,485.80 : 2,622,761,228.70 = 712,803,772.20 : x
  2. Step 2: Convert to fraction form
    1,748,507,485.80/2,622,761,228.70 = 712,803,772.20/x
  3. Step 3: Cross multiply
    1,748,507,485.80x = 2,622,761,228.70 × 712,803,772.20
  4. Step 4: Simplify right side
    1,748,507,485.80x = 1,869,514,097,397,266,944
  5. Step 5: Solve for x
    x = 1,869,514,097,397,266,944/1,748,507,485.80
  6. Step 6: Final answer
    x = 1,069,205,658.30

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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.