Home / 270,230,530.15-372,918,681.12-146,471,291.11

Finding the Fourth Proportional to 270,230,530.15, 372,918,681.12 and 146,471,291.11

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Solution

The fourth proportional to 270,230,530.15, 372,918,681.12 and 146,471,291.11 is: 202,130,679.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,230,530.15 : 372,918,681.12 = 146,471,291.11 : x
  2. Step 2: Convert to fraction form
    270,230,530.15/372,918,681.12 = 146,471,291.11/x
  3. Step 3: Cross multiply
    270,230,530.15x = 372,918,681.12 × 146,471,291.11
  4. Step 4: Simplify right side
    270,230,530.15x = 54,621,880,702,878,496
  5. Step 5: Solve for x
    x = 54,621,880,702,878,496/270,230,530.15
  6. Step 6: Final answer
    x = 202,130,679.58

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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.