Home / 284,034,905.40-426,052,358.10-122,476,841.40

Finding the Fourth Proportional to 284,034,905.40, 426,052,358.10 and 122,476,841.40

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Solution

The fourth proportional to 284,034,905.40, 426,052,358.10 and 122,476,841.40 is: 183,715,262.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,034,905.40 : 426,052,358.10 = 122,476,841.40 : x
  2. Step 2: Convert to fraction form
    284,034,905.40/426,052,358.10 = 122,476,841.40/x
  3. Step 3: Cross multiply
    284,034,905.40x = 426,052,358.10 × 122,476,841.40
  4. Step 4: Simplify right side
    284,034,905.40x = 52,181,547,091,109,712
  5. Step 5: Solve for x
    x = 52,181,547,091,109,712/284,034,905.40
  6. Step 6: Final answer
    x = 183,715,262.10

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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.