Home / 189,199,031.40-283,798,547.10-185,372,656.20

Finding the Fourth Proportional to 189,199,031.40, 283,798,547.10 and 185,372,656.20

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Solution

The fourth proportional to 189,199,031.40, 283,798,547.10 and 185,372,656.20 is: 278,058,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,199,031.40 : 283,798,547.10 = 185,372,656.20 : x
  2. Step 2: Convert to fraction form
    189,199,031.40/283,798,547.10 = 185,372,656.20/x
  3. Step 3: Cross multiply
    189,199,031.40x = 283,798,547.10 × 185,372,656.20
  4. Step 4: Simplify right side
    189,199,031.40x = 52,608,490,501,627,808
  5. Step 5: Solve for x
    x = 52,608,490,501,627,808/189,199,031.40
  6. Step 6: Final answer
    x = 278,058,984.30

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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.