Home / 186,789,345.40-280,184,018.10-176,207,764.60

Finding the Fourth Proportional to 186,789,345.40, 280,184,018.10 and 176,207,764.60

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Solution

The fourth proportional to 186,789,345.40, 280,184,018.10 and 176,207,764.60 is: 264,311,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,789,345.40 : 280,184,018.10 = 176,207,764.60 : x
  2. Step 2: Convert to fraction form
    186,789,345.40/280,184,018.10 = 176,207,764.60/x
  3. Step 3: Cross multiply
    186,789,345.40x = 280,184,018.10 × 176,207,764.60
  4. Step 4: Simplify right side
    186,789,345.40x = 49,370,599,506,046,944
  5. Step 5: Solve for x
    x = 49,370,599,506,046,944/186,789,345.40
  6. Step 6: Final answer
    x = 264,311,646.90

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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.