Home / 258,756,349.34-357,081,057.78-141,281,317.10

Finding the Fourth Proportional to 258,756,349.34, 357,081,057.78 and 141,281,317.10

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Solution

The fourth proportional to 258,756,349.34, 357,081,057.78 and 141,281,317.10 is: 194,966,741.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,756,349.34 : 357,081,057.78 = 141,281,317.10 : x
  2. Step 2: Convert to fraction form
    258,756,349.34/357,081,057.78 = 141,281,317.10/x
  3. Step 3: Cross multiply
    258,756,349.34x = 357,081,057.78 × 141,281,317.10
  4. Step 4: Simplify right side
    258,756,349.34x = 50,448,882,154,619,592
  5. Step 5: Solve for x
    x = 50,448,882,154,619,592/258,756,349.34
  6. Step 6: Final answer
    x = 194,966,741.04

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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.