Home / 2,130,018,652.68-2,939,369,346.60-1,190,229,017.10

Finding the Fourth Proportional to 2,130,018,652.68, 2,939,369,346.60 and 1,190,229,017.10

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Solution

The fourth proportional to 2,130,018,652.68, 2,939,369,346.60 and 1,190,229,017.10 is: 1,642,484,531.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,018,652.68 : 2,939,369,346.60 = 1,190,229,017.10 : x
  2. Step 2: Convert to fraction form
    2,130,018,652.68/2,939,369,346.60 = 1,190,229,017.10/x
  3. Step 3: Cross multiply
    2,130,018,652.68x = 2,939,369,346.60 × 1,190,229,017.10
  4. Step 4: Simplify right side
    2,130,018,652.68x = 3,498,522,688,288,853,504
  5. Step 5: Solve for x
    x = 3,498,522,688,288,853,504/2,130,018,652.68
  6. Step 6: Final answer
    x = 1,642,484,531.25

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Double scale
Find fourth proportional to 2,130,018,653.68, 2,939,369,347.98 and 1,190,229,018.10
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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.