Home / 196,249,874.59-270,837,539.60-112,621,530.15

Finding the Fourth Proportional to 196,249,874.59, 270,837,539.60 and 112,621,530.15

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Solution

The fourth proportional to 196,249,874.59, 270,837,539.60 and 112,621,530.15 is: 155,425,007.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,249,874.59 : 270,837,539.60 = 112,621,530.15 : x
  2. Step 2: Convert to fraction form
    196,249,874.59/270,837,539.60 = 112,621,530.15/x
  3. Step 3: Cross multiply
    196,249,874.59x = 270,837,539.60 × 112,621,530.15
  4. Step 4: Simplify right side
    196,249,874.59x = 30,502,138,130,459,032
  5. Step 5: Solve for x
    x = 30,502,138,130,459,032/196,249,874.59
  6. Step 6: Final answer
    x = 155,425,007.00

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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.