Home / 157,465,133.10-236,197,699.65-143,116,226.10

Finding the Fourth Proportional to 157,465,133.10, 236,197,699.65 and 143,116,226.10

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Solution

The fourth proportional to 157,465,133.10, 236,197,699.65 and 143,116,226.10 is: 214,674,339.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,133.10 : 236,197,699.65 = 143,116,226.10 : x
  2. Step 2: Convert to fraction form
    157,465,133.10/236,197,699.65 = 143,116,226.10/x
  3. Step 3: Cross multiply
    157,465,133.10x = 236,197,699.65 × 143,116,226.10
  4. Step 4: Simplify right side
    157,465,133.10x = 33,803,723,387,409,292
  5. Step 5: Solve for x
    x = 33,803,723,387,409,292/157,465,133.10
  6. Step 6: Final answer
    x = 214,674,339.15

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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.